Cryptid Inspector

Vigilance
Whenever a face-down permanent you control enters and whenever this creature or another permanent you control is turned face up, put a +1/+1 counter on this creature.

Halsin, Emerald Archdruid

{1}: Until end of turn, target token you control becomes a green Bear creature with base power and toughness 4/4 in addition to its other colors and types.
Choose a Background (You can have a Background as a second commander.)

Lonis, Cryptozoologist

Whenever another nontoken creature you control enters, investigate.
{T}, Sacrifice X Clues: Target opponent reveals the top X cards of their library. You may put a nonland permanent card with mana value X or less from among them onto the battlefield under your control. That player puts the rest on the bottom of their library in a random order.

Tyvar the Bellicose

Whenever one or more Elves you control attack, they gain deathtouch until end of turn.
Each creature you control has "Whenever a mana ability of this creature resolves, put a number of +1/+1 counters on it equal to the amount of mana this creature produced. This ability triggers only once each turn."

Yavimaya Iconoclast

Kicker {R} (You may pay an additional {R} as you cast this spell.)
Trample
When this creature enters, if it was kicked, it gets +1/+1 and gains haste until end of turn.

Atomwheel Acrobats

Whenever you roll a 1 or 2, put that many +1/+1 counters on this creature.
{2}{G}: Roll a six-sided die.

Nullmage Shepherd

Tap four untapped creatures you control: Destroy target artifact or enchantment.

Skyshroud Archer

{T}: Target creature with flying gets -1/-1 until end of turn.

Viridian Betrayers

This creature has infect as long as an opponent is poisoned. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Greenwood Sentinel

Vigilance (Attacking doesn't cause this creature to tap.)

A-Llanowar Loamspeaker

{T}: Add one mana of any color.
{T}: Target land you control becomes a 4/4 Elemental creature with haste until end of turn. It's still a land. Activate only as a sorcery.

Quirion Sentinel

When this creature enters, add one mana of any color.

Elvish Rejuvenator

When this creature enters, look at the top five cards of your library. You may put a land card from among them onto the battlefield tapped. Put the rest on the bottom of your library in a random order.

Arbor Elf

Elderfang Ritualist

When this creature dies, return another target Elf card from your graveyard to your hand.

Brazen Upstart

Vigilance
When this creature dies, look at the top five cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Tel-Jilad Fallen

Protection from artifacts
Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Yeva's Forcemage

When this creature enters, target creature gets +2/+2 until end of turn.

Duskwielder

Boast — {1}: Target opponent loses 1 life and you gain 1 life. (Activate only if this creature attacked this turn and only once each turn.)

Elvish Regrower

When this creature enters, return target permanent card from your graveyard to your hand.

Elvish Herder

{G}: Target creature gains trample until end of turn.

Viconia, Drow Apostate

At the beginning of your upkeep, if there are four or more creature cards in your graveyard, return a creature card at random from your graveyard to your hand.
Choose a Background (You can have a Background as a second commander.)

Radha, Heir to Keld

Whenever Radha attacks, you may add {R}{R}.
{T}: Add {G}.

Rishkar, Peema Renegade

When Rishkar enters, put a +1/+1 counter on each of up to two target creatures.
Each creature you control with a counter on it has "{T}: Add {G}."

A-Harald, King of Skemfar

Menace (This creature can't be blocked except by two or more creatures.)
When Harald, King of Skemfar enters, look at the top seven cards of your library. You may reveal an Elf, Warrior, or Tyvar card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Wellwisher

{T}: You gain 1 life for each Elf on the battlefield.

Vannifar, Evolved Enigma

At the beginning of combat on your turn, choose one —
• Cloak a card from your hand. (Put it onto the battlefield face down as a 2/2 creature with ward {2}. Turn it face up any time for its mana cost if it's a creature card.)
• Put a +1/+1 counter on each colorless creature you control.

Cloakwood Swarmkeeper

Gathered Swarm — Whenever one or more tokens you control enter, put a +1/+1 counter on this creature.

Delina, Wild Mage

Whenever Delina attacks, choose target creature you control, then roll a d20.
1—14 | Create a tapped and attacking token that's a copy of that creature, except it's not legendary and it has "At end of combat, exile this token."
15—20 | Create one of those tokens. You may roll again.

Nissa, Sage Animist

+1: Reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put it into your hand.
−2: Create Ashaya, the Awoken World, a legendary 4/4 green Elemental creature token.
−7: Untap up to six target lands. They become 6/6 Elemental creatures. They're still lands.

Nissa, Vastwood Seer

When Nissa enters, you may search your library for a basic Forest card, reveal it, put it into your hand, then shuffle.
Whenever a land you control enters, if you control seven or more lands, exile Nissa, then return her to the battlefield transformed under her owner's control.

Nissa, Vastwood Seer // Nissa, Sage Animist

Emmara, Soul of the Accord

Whenever Emmara becomes tapped, create a 1/1 white Soldier creature token with lifelink.

Selvala, Eager Trailblazer

Vigilance
Whenever you cast a creature spell, create a 1/1 red Mercenary creature token with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery."
{T}: Choose a color. Add one mana of that color for each different power among creatures you control.

Deadbridge Shaman

When this creature dies, target opponent discards a card.

Advocate of the Beast

At the beginning of your end step, put a +1/+1 counter on target Beast creature you control.

Reclamation Sage

When this creature enters, you may destroy target artifact or enchantment.

Abomination of Llanowar

Vigilance; menace (This creature can't be blocked except by two or more creatures.)
Abomination of Llanowar's power and toughness are each equal to the number of Elves you control plus the number of Elf cards in your graveyard.

Nissa, Worldsoul Speaker

Landfall — Whenever a land you control enters, you get {E}{E} (two energy counters).
You may pay eight {E} rather than pay the mana cost for permanent spells you cast.

Jaheira, Friend of the Forest

Tokens you control have "{T}: Add {G}."
Choose a Background (You can have a Background as a second commander.)

Everglove Courier

You may choose not to untap this creature during your untap step.
{2}{G}, {T}: Target Elf creature gets +2/+2 and has trample for as long as this creature remains tapped.

Nael, Avizoa Aeronaut

Flying
Domain — Whenever Nael deals combat damage to a player, look at the top X cards of your library, where X is the number of basic land types among lands you control. Put up to one of them on top of your library and the rest on the bottom in a random order. Then if there are five basic land types among lands you control, draw a card.

A-Meria's Outrider

Reach
Domain — When Meria's Outrider enters, it deals damage equal to the number of basic land types among lands you control to any target.

Selvala, Heart of the Wilds

Whenever another creature enters, its controller may draw a card if its power is greater than each other creature's power.
{G}, {T}: Add X mana in any combination of colors, where X is the greatest power among creatures you control.

Llanowar Stalker

Whenever another creature you control enters, this creature gets +1/+0 until end of turn.

Evolution Sage

Landfall — Whenever a land you control enters, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Mirkwood Trapper

Whenever a player attacks you, target attacking creature gets -2/-0 until end of turn.
Whenever a player attacks, if they aren't attacking you, that player chooses an attacking creature. It gets +2/+0 until end of turn.

Elvish Ranger

Boss's Chauffeur

This creature enters with a number of +1/+1 counters on it equal to one plus the number of other creatures you control.
Alliance — Whenever another creature you control enters, put a +1/+1 counter on this creature.
When this creature dies, create a 1/1 green and white Citizen creature token for each +1/+1 counter on it.

Glowspore Shaman

When this creature enters, mill three cards. You may put a land card from your graveyard on top of your library. (To mill a card, put the top card of your library into your graveyard.)

A-Celebrity Fencer

Alliance — Whenever another creature enters under your control, put a +1/+1 counter on Celebrity Fencer.

Ivy Lane Denizen

Whenever another green creature you control enters, put a +1/+1 counter on target creature.

Lothlórien Lookout

Fyndhorn Druid

When this creature dies, if it was blocked this turn, you gain 4 life.

District Guide

When this creature enters, you may search your library for a basic land card or Gate card, reveal it, put it into your hand, then shuffle.

Elvish Mariner

Whenever this creature attacks, scry 1.
Whenever you scry, tap up to X target nonland permanents, where X is the number of cards looked at while scrying this way.

Cultivator of Blades

Fabricate 2 (When this creature enters, put two +1/+1 counters on it or create two 1/1 colorless Servo artifact creature tokens.)
Whenever this creature attacks, you may have other attacking creatures get +X/+X until end of turn, where X is this creature's power.

Elturgard Ranger

Reach
When this creature enters, create a 2/2 green Wolf creature token.

Wirewood Herald

When this creature dies, you may search your library for an Elf card, reveal that card, put it into your hand, then shuffle.

Seasonal Ritual

Add one mana of any color. (Then exile this card. You may cast the creature later from exile.)

Rosethorn Acolyte

Rosethorn Acolyte // Seasonal Ritual

Defiant Elf

Bring Back

Create two 1/1 white Human creature tokens. (Then exile this card. You may cast the creature later from exile.)

Oakhame Ranger

{T}: Creatures you control get +1/+1 until end of turn.

Oakhame Ranger // Bring Back

Thornbow Archer

Whenever this creature attacks, each opponent who doesn't control an Elf loses 1 life.

Beast-Kin Ranger

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Whenever another creature you control enters, this creature gets +1/+0 until end of turn.

Garden of Freyalise

As this land enters, you may pay 3 life. If you don't, it enters tapped.
{T}: Add {G}.

Disciple of Freyalise

When this creature enters, you may sacrifice another creature. If you do, you gain X life and draw X cards, where X is that creature's power.

Disciple of Freyalise // Garden of Freyalise

Viridian Scout

{2}{G}, Sacrifice this creature: It deals 2 damage to target creature with flying.

Aether Herder

When this creature enters, you get {E}{E} (two energy counters).
Whenever this creature attacks, you may pay {E}{E}. If you do, create a 1/1 colorless Servo artifact creature token.

Steel Leaf Paladin

First strike
When this creature enters, return a green or white creature you control to its owner's hand.

Gamekeeper

When this creature dies, you may exile it. If you do, reveal cards from the top of your library until you reveal a creature card. Put that card onto the battlefield and put all other cards revealed this way into your graveyard.

Haunt of the Dead Marshes

When this creature enters, scry 1.
{2}{B}: Return this card from your graveyard to the battlefield tapped. Activate only if you control a legendary creature.

Elegant Entourage

Alliance — Whenever another creature you control enters, target creature other than this creature gets +1/+1 and gains trample until end of turn.

Wilt-Leaf Cavaliers

Ghirapur Guide

{2}{G}: Target creature you control can't be blocked by creatures with power 2 or less this turn.

Dionus, Elvish Archdruid

Elves you control have "Whenever this creature becomes tapped during your turn, untap it and put a +1/+1 counter on it. This ability triggers only once each turn."

Llanowar Dead

Treetop Ambusher

Dash {1}{G} (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)
Whenever this creature attacks, target creature you control gets +1/+1 until end of turn.

Aberrant Mind Sorcerer

Psionic Spells — When this creature enters, choose target instant or sorcery card in your graveyard, then roll a d20.
1—9 | You may put that card on top of your library.
10—20 | Return that card to your hand.

Greatbow Doyen

Other Archer creatures you control get +1/+1.
Whenever an Archer you control deals damage to a creature, that Archer deals that much damage to that creature's controller.

Yavimaya Barbarian

Godtoucher

{1}{W}, {T}: Prevent all damage that would be dealt to target creature with power 5 or greater this turn.

Norwood Warrior

Whenever this creature becomes blocked, it gets +1/+1 until end of turn.

Selvala's Enforcer

Parley — When this creature enters, each player reveals the top card of their library. For each nonland card revealed this way, put a +1/+1 counter on this creature. Then each player draws a card.

Golgari Findbroker

Armored Wolf-Rider

Furgul, Quag Nurturer

At the beginning of your end step, conjure a card named Slimy Dualleech onto the battlefield if you control no Leeches. Otherwise, put a +1/+1 counter on each Leech you control.
{T}, Sacrifice a creature: Add an amount of {G} equal to the sacrificed creature's power.

Elvish Doomsayer

When this creature dies, each opponent discards a card.

Elvish Vatkeeper

When this creature enters, incubate 2. (Create an Incubator token with two +1/+1 counters on it and "{2}: Transform this token." It transforms into a 0/0 Phyrexian artifact creature.)
{5}: Transform target Incubator token you control. Double the number of +1/+1 counters on it.

Lonis, Genetics Expert

Evolve (Whenever a creature you control enters, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)
Whenever one or more +1/+1 counters are put on Lonis, investigate that many times.
Whenever you sacrifice a Clue, put a +1/+1 counter on another target creature you control.

Joraga Auxiliary

{4}{G}{W}: Support 2. (Put a +1/+1 counter on each of up to two other target creatures.)

Viridian Shaman

When this creature enters, destroy target artifact.

Scuttling Sentinel

Flash
Vigilance
When this creature enters, put a +1/+1 counter on another target creature you control. Until end of turn, that creature becomes a blue Crab in addition to its other types and gains hexproof. (It can't be the target of spells or abilities your opponents control.)

Pendelhaven Elder

{T}: Each 1/1 creature you control gets +1/+2 until end of turn.

Jaheira, Harper Emissary

Specialize {2}
Hexproof from artifacts and enchantments

Varis, Silverymoon Ranger

Reach, ward {1}
Whenever you cast a creature or planeswalker spell, venture into the dungeon. This ability triggers only once each turn. (To venture into the dungeon, enter the first room or advance to the next room.)
Whenever you complete a dungeon, create a 2/2 green Wolf creature token.

Grizzled Outrider

Moon-Blessed Cleric

Divine Intervention — When this creature enters, you may search your library for an enchantment card, reveal it, then shuffle and put that card on top.

Tajuru Blightblade

Deep Forest Hermit

Vanishing 3 (This creature enters with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
When this creature enters, create four 1/1 green Squirrel creature tokens.
Squirrels you control get +1/+1.

Deathbloom Ritualist

{T}: Add X mana of any one color, where X is the number of creature cards in your graveyard.

Lila, Hospitality Hostess

You may look at the top card of your library any time.
You may cast common spells from the top of your library.
Guests you control get +1/+1.

Jaspera Sentinel

Reach
{T}, Tap an untapped creature you control: Add one mana of any color.

Seedcradle Witch

{2}{G}{W}: Target creature gets +3/+3 until end of turn. Untap that creature.

Korozda Guildmage

{1}{B}{G}: Target creature gets +1/+1 and gains intimidate until end of turn. (It can't be blocked except by artifact creatures and/or creatures that share a color with it.)
{2}{B}{G}, Sacrifice a nontoken creature: Create X 1/1 green Saproling creature tokens, where X is the sacrificed creature's toughness.