When this artifact enters, exile all creatures with power 5 or greater until this artifact leaves the battlefield. (Those creatures return under their owners' control.)

{T}: Add one mana of any color in your commander's color identity.

When Alharu enters, put a +1/+1 counter on each of up to two other target creatures. Whenever a nontoken creature you control with a +1/+1 counter on it dies, create a 1/1 white Spirit creature token with flying. Partner (You can have two commanders if both have partner.)

Flying When this creature enters, exile up to two target artifacts and/or enchantments. Plainscycling {2} ({2}, Discard this card: Search your library for a Plains card, reveal it, put it into your hand, then shuffle.)

Vigilance Whenever Aragorn and Arwen enters or attacks, put a +1/+1 counter on each other creature you control. You gain 1 life for each other creature you control.

Flying Lifelink (Damage dealt by this creature also causes you to gain that much life.) Whenever you gain life, put a +1/+1 counter on each creature you control.

When this creature enters, create a 0/1 green Plant creature token for each land you control. Landfall — Whenever a land you control enters, you may put a +1/+1 counter on each Plant creature you control.

Enrage — Whenever this creature is dealt damage, put a +1/+1 counter on each other creature you control.

When this creature enters, create a 2/2 green Ooze creature token. At the beginning of your end step, put a +1/+1 counter on each Ooze you control. {1}{G}{G}{G}: Create a 2/2 green Ooze creature token.

Trample Whenever Borborygmos deals combat damage to a player, put a +1/+1 counter on each creature you control.

Flying Whenever you cast an enchantment spell, put a +1/+1 counter on each creature you control.

Whenever an Aura or Equipment you control enters, create a 2/2 red Spirit creature token with menace. At the beginning of your end step, put a +1/+1 counter on each modified creature you control. (Equipment, Auras you control, and counters are modifications.)

Graft 4 (This creature enters with four +1/+1 counters on it. Whenever another creature enters, you may move a +1/+1 counter from this creature onto it.) When this creature enters, put a +1/+1 counter on each other creature you control with a +1/+1 counter on it. {2}: Move a +1/+1 counter from target creature you control onto this creature.

Trample As an additional cost to cast green permanent spells, you may pay 2 life. Those spells cost {G} less to cast if you paid life this way. This effect reduces only the amount of green mana you pay. Whenever you cast a green permanent spell, put a +1/+1 counter on each creature you control.

When this creature enters, put a +1/+1 counter on target creature. {4}{W}, {T}: Put a +1/+1 counter on each creature you control with a +1/+1 counter on it.

When this creature enters, bolster 2. (Choose a creature with the least toughness among creatures you control and put two +1/+1 counters on it.) Whenever a creature you control with a +1/+1 counter on it attacks, tap target creature defending player controls.

When this creature enters, put a +1/+1 counter on each of any number of target creatures and a charge counter on each of any number of target artifacts. {1}, {T}, Sacrifice another artifact: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

When this creature enters, support 6. (Put a +1/+1 counter on each of up to six other target creatures.) Whenever a creature you control with a +1/+1 counter on it dies, you gain 2 life.

Protection from Werewolves Human creatures you control have "{T}: Add one mana of any of this creature's colors." {4}{G}{W}, {T}: Put a +1/+1 counter on each creature you control.

Flying Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.) When this creature dies, put a +1/+1 counter on each white creature you control.

Trample Lieutenant — At the beginning of combat on your turn, if you control your commander, put a +1/+1 counter on each creature you control.

Flying At the beginning of your end step, if a permanent you controlled left the battlefield this turn, put a +1/+1 counter on each tapped creature you control, then untap them. Choose a Background (You can have a Background as a second commander.)

When this creature leaves the battlefield, put a +1/+1 counter on each creature target player controls. Evoke {3}{W} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

At the beginning of combat on your turn, up to one target land you control becomes an X/X Elemental creature with trample and haste until end of turn, where X is Obuun's power. It's still a land. Landfall — Whenever a land you control enters, put a +1/+1 counter on target creature.

When this creature enters, put a +1/+1 counter on target creature you control. Whenever this creature attacks, put a +1/+1 counter on each attacking creature with a +1/+1 counter on it.

Flying When this creature enters, put a +1/+1 counter on each creature you control with a +1/+1 counter on it.

Heroic — Whenever you cast a spell that targets this creature, put a +1/+1 counter on each creature you control.

This spell costs {1} less to cast for each creature your opponents control. When this creature enters, put a +1/+1 counter on each other creature you control.

When this creature enters, put a +1/+1 counter on each other Shaman creature you control. Whenever a creature you control with a +1/+1 counter on it attacks, you may have that creature deal 1 damage to target player or planeswalker.

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 this creature evolves, put a +1/+1 counter on each other creature you control with a +1/+1 counter on it.

When this creature enters, put a +1/+1 counter on each other creature you control.

Flying You, planeswalkers you control, and other creatures you control have hexproof. {4}{G}{G}: Put a +1/+1 counter on each creature you control.

Flying, lifelink Megamorph {5}{W}{W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.) When this creature is turned face up, put a +1/+1 counter on each other Dragon creature you control.

Slurrk enters with five +1/+1 counters on it. Whenever Slurrk or another creature you control dies, if it had a +1/+1 counter on it, put a +1/+1 counter on each creature you control that has a +1/+1 counter on it. Partner (You can have two commanders if both have partner.)

When this creature enters, put a +1/+1 counter on each other creature you control.

Whenever a creature you control enters, put a +1/+1 counter on each creature you control.

Landfall — Whenever a land you control enters, choose one — • Create a 2/2 white Cat Beast creature token. • Put a +1/+1 counter on each creature you control. Those creatures gain vigilance until end of turn.

If this card is in your opening hand, you may begin the game with it on the battlefield. Whenever you tap a creature for mana, add an additional {G}. {6}{G}{G}: Put a +1/+1 counter on each creature you control.

At the beginning of your upkeep, put a +1/+1 counter on each creature you control if you control a creature with power 5 or greater. Then you gain 10 life if you control a creature with power 10 or greater. Then you win the game if you control a creature with power 20 or greater.

Enchant creature or planeswalker Enchanted permanent can't attack or block, and its activated abilities can't be activated.

When Oath of Ajani enters, put a +1/+1 counter on each creature you control. Planeswalker spells you cast cost {1} less to cast.

You may discard a Plains card rather than pay this spell's mana cost. Destroy target artifact or enchantment.

Choose one — • Abrade deals 3 damage to target creature. • Destroy target artifact.

As an additional cost to cast this spell, sacrifice a land. Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

Put a +1/+1 counter on each creature you control. You gain 1 life for each creature you control.

Counter target spell that targets a permanent you control.

Bolster 1, then put a +1/+1 counter on each creature you control with a +1/+1 counter on it. (To bolster 1, choose a creature with the least toughness among creatures you control and put a +1/+1 counter on it.)

{T}: Add one mana of any color in your commander's color identity.

({T}: Add {G}.)

{T}: Add {C}. {2}{G}{W}, {T}: Put a +1/+1 counter on each creature you control.

({T}: Add {R}.)

+1: You gain 2 life. −1: Put a +1/+1 counter on each creature you control. Those creatures gain vigilance until end of turn. −6: Create a white Avatar creature token. It has "This token's power and toughness are each equal to your life total."

+1: Until end of turn, up to one target creature gets +1/+1 and gains first strike, vigilance, and lifelink. −2: Put a +1/+1 counter on each creature you control and a loyalty counter on each other planeswalker you control. −7: You get an emblem with "If a source would deal damage to you or a planeswalker you control, prevent all but 1 of that damage."

Creatures you control have vigilance. +1: You gain 3 life. −2: Put a +1/+1 counter on each creature you control and a loyalty counter on each other planeswalker you control.

+1: Put a +1/+1 counter on up to one target creature. It gains indestructible until end of turn. −2: Whenever one or more nontoken creatures attack this turn, create that many 1/1 white Soldier creature tokens that are tapped and attacking. −6: You get an emblem with "At the beginning of combat on your turn, create a 1/1 white Soldier creature token, then put a +1/+1 counter on each creature you control."

Whenever you attack with two or more non-Gideon creatures, put a +1/+1 counter on each of those creatures. +2: Until end of turn, Gideon becomes a 5/5 white Soldier creature that's still a planeswalker. Prevent all damage that would be dealt to him this turn. (He can't attack if he was cast this turn.) −9: Exile Gideon and each creature your opponents control.

Put a +1/+1 counter on each creature you control.

Escalate—Tap an untapped creature you control. (Pay this cost for each mode chosen beyond the first.) Choose one or more — • Destroy target creature with power 4 or greater. • Destroy target enchantment. • Put a +1/+1 counter on each creature target player controls.

Put a +1/+1 counter on each creature you control. You may search your library and/or graveyard for a card named Gideon, the Oathsworn, reveal it, and put it into your hand. If you search your library this way, shuffle.

Put a +1/+1 counter on each creature you control.

Support 2. (Put a +1/+1 counter on each of up to two target creatures.) Choose up to one target creature an opponent controls. Each creature you control with a +1/+1 counter on it deals damage equal to its power to that creature.

For each player, choose friend or foe. Each friend puts a +1/+1 counter on each creature they control. Each foe chooses one untapped creature they control, then taps the rest.

Put a +1/+1 counter on each creature you control. Adamant — If at least three white mana was spent to cast this spell, creatures you control gain vigilance until end of turn.

Tempting offer — Put a +1/+1 counter on each creature you control. Each opponent may put a +1/+1 counter on each creature they control. For each opponent who does, put a +1/+1 counter on each creature you control.

Assist (Another player can pay up to {X} of this spell's cost. You choose the value of X.) Support X. (Put a +1/+1 counter on each of up to X target creatures.) Each creature with a +1/+1 counter on it gains trample until end of turn.

Search your library for a Forest card, put it onto the battlefield, then shuffle.