Partner with Ukkima, Stalking Shadow (When this creature enters, target player may put Ukkima into their hand from their library, then shuffle.) Whenever a creature you control deals combat damage to a player, put a +1/+1 counter on that creature.

If one or more +1/+1 counters would be put on a creature you control, that many plus one +1/+1 counters are put on it instead.

Flying, first strike, haste Whenever Mirri deals combat damage to a creature, put a +1/+1 counter on Mirri.

Whenever a creature you control deals combat damage to a player, you may draw a card. {1}{U}, {T}: Creatures your opponents control attack this turn if able.

Whenever a creature you control with a +1/+1 counter on it deals combat damage to a player, you may draw a card.

Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.) Whenever this creature deals combat damage to a player, you may draw a card.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.) Whenever this creature deals combat damage to a player, you may draw that many cards.

Flying You have no maximum hand size. Whenever a creature token you control deals combat damage to a player, draw a card.

Devoid (This card has no color.) Whenever a creature you control deals combat damage to a player, you may draw a card. {3}{C}: Target creature can't be blocked this turn. ({C} represents colorless mana.)

Whenever a creature deals combat damage to one of your opponents, its controller may draw a card.

Until end of turn, target creature gets +3/+3 and gains trample and "Whenever this creature deals combat damage to a player, draw that many cards."

Equipped creature has fear. (It can't be blocked except by artifact creatures and/or black creatures.) Whenever equipped creature deals combat damage to a player, you may draw a card. Equip {2}

Whenever equipped creature deals combat damage to a player, it connives X, where X is the amount of damage it dealt to that player. (Draw X cards, then discard X cards. Put a +1/+1 counter on that creature for each nonland card discarded this way.) Equip {2}

Attacking creatures you control have deathtouch. Whenever a creature you control deals combat damage to a player, draw a card.

Whenever a creature you control deals combat damage to a player, you may draw a card. Cycling {2} ({2}, Discard this card: Draw a card.)

Enchant creature Enchanted creature has "Whenever this creature deals combat damage to a player, you may draw a card."

Enchant creature Enchanted creature has flying and "Whenever this creature deals combat damage to a player, venture into the dungeon." (Enter the first room or advance to the next room.)

Creatures you control with +1/+1 counters on them can't be blocked.

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

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {U}{B}.

This land enters tapped unless you control two or more other lands. {T}: Add {G} or {U}.

This land enters tapped unless you control an Island or a Swamp. {T}: Add {U} or {B}.

{T}: Add one mana of any color that a land an opponent controls could produce.

{T}: Add {C}. {T}, Sacrifice this land: Search your library for a basic Swamp, Forest, or Island card, put it onto the battlefield tapped, then shuffle. Cycling {B}{G}{U} ({B}{G}{U}, Discard this card: Draw a card.)

({T}: Add {G}.)

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {B}{G}.

({T}: Add {G} or {U}.) This land enters tapped. When this land enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

({T}: Add {U}.)

This land enters tapped unless you have two or more opponents. {T}: Add {U} or {B}.

This land enters tapped. {T}: Add {B}, {G}, or {U}.

This land enters tapped unless you have two or more opponents. {T}: Add {G} or {U}.

You have no maximum hand size. {T}: Add {C}.

{T}: Add {C}. {4}, {T}: Target creature can't be blocked this turn.

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {G}{U}.

({T}: Add {U} or {B}.) This land enters tapped unless you control two or more basic lands.

({T}: Add {B}.)

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {U} or {B}.

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {B} or {G}.

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {G} or {U}.

({T}: Add {U} or {B}.) This land enters tapped. When this land enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

({T}: Add {B} or {G}.) This land enters tapped. When this land enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

This land enters tapped unless you have two or more opponents. {T}: Add {B} or {G}.

Whenever Krydle deals combat damage to a player, that player loses 1 life and mills a card, then you gain 1 life and scry 1. Whenever you attack, you may pay {2}. If you do, target creature can't be blocked this turn.

Flying Whenever this creature deals combat damage to an opponent, target player mills four cards.

Equipped creature gets +1/+1 for each charge counter on this Equipment. Whenever equipped creature deals combat damage, put a charge counter on this Equipment. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery. This card enters unattached and stays on the battlefield if the creature leaves.)

Backup 1 (When this creature enters, put a +1/+1 counter on target creature. If that's another creature, it gains the following abilities until end of turn.) Deathtouch Whenever this creature deals combat damage to a player or battle, return target creature card from your graveyard to the battlefield.

Ninjutsu {3}{B}{B} ({3}{B}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever Ink-Eyes deals combat damage to a player, you may put target creature card from that player's graveyard onto the battlefield under your control. {1}{B}: Regenerate Ink-Eyes.

Trample Whenever Storrev deals combat damage to a player or planeswalker, return to your hand target creature or planeswalker card in your graveyard that wasn't put there this combat.

Flying Whenever this creature deals combat damage to a player, choose one — • That player returns a permanent they control to its owner's hand. • That player discards a card.

Flying, trample Whenever this creature deals combat damage to a player, that player sacrifices a creature of their choice.

Flying Lieutenant — As long as you control your commander, this creature gets +2/+2 and has "Whenever this creature deals combat damage to a player, that player sacrifices a creature of their choice."

Trample, haste Whenever this creature deals combat damage to a player, exile up to that many target cards from their graveyard. Put a +1/+1 counter on this creature for each creature card exiled this way. You gain 1 life for each noncreature card exiled this way.

Flying When this Vehicle enters, exile target player's graveyard. Whenever this Vehicle deals combat damage to a player, you may put a creature card exiled with this Vehicle onto the battlefield under your control. Crew 3

Vigilance, deathtouch, haste Questing Beast can't be blocked by creatures with power 2 or less. Combat damage that would be dealt by creatures you control can't be prevented. Whenever Questing Beast deals combat damage to an opponent, it deals that much damage to target planeswalker that player controls.

Equipped creature has deathtouch. Whenever equipped creature deals combat damage to a player, that player loses half their life, rounded up. Equip {3}

Whenever equipped creature deals combat damage to a player, look at the top card of their library, then exile it face down. For as long as it remains exiled, you may play it, and mana of any type can be spent to cast that spell. Equip {1}

Trample Whenever this creature deals combat damage to a player, you may look at that player's hand. If you do, you may cast a spell from among those cards without paying its mana cost.

Vigilance, prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Whenever this creature deals combat damage to a player, put that many incubation counters on it. Remove three incubation counters from this creature: Create a 2/2 blue Drake creature token with flying.

This spell can't be countered. Trample, ward {4} Whenever Koma deals combat damage to a player, create four 3/3 blue Serpent creature tokens named Koma's Coil.

Trample Whenever this creature deals combat damage to a player, create that many 1/1 green Insect creature tokens.

Equipped creature gets +2/+0 and has trample. Whenever equipped creature deals combat damage to a player, create that many 1/1 green and white Citizen creature tokens. Equip {3}