Boxing Day

When this creature enters, exile target tapped creature an opponent controls until this creature leaves the battlefield.

When this creature enters, exile target tapped creature an opponent controls until this creature leaves the battlefield.

Whenever an opponent draws a card except the first one they draw in each of their draw steps, put a +1/+1 counter on Leela. Doctor's companion (You...

This spell can't be countered. Menace Whenever a player casts a spell, if the amount of mana spent to cast it was less than its mana value, Tokka &...

Whenever Raph & Leo attack, if it's the first combat phase of the turn, untap one or two target attacking creatures. After this phase, there is...

Nitro-9 — Whenever Ace attacks, you may sacrifice an artifact. When you do, put a +1/+1 counter on Ace, then it fights up to one target creature de...

Deathtouch Disappear — This creature enters with two +1/+1 counters on it if a permanent left the battlefield under your control this turn.

Whenever you cast an instant or sorcery spell that targets only Bill Potts or activate an ability that targets only Bill Potts, copy that spell or ...

Ward {3} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {3}.)

When this creature enters, return up to one other target artifact you control to its owner's hand. Scry 1. (Look at the top card of your library. Y...

Look to the Stars — At the beginning of your upkeep, put a time counter on Wilfred Mott. Then look at the top X cards of your library, where X is t...

Flying Alliance — Whenever another creature you control enters, The Neutrinos get +1/+0 until end of turn. Whenever The Neutrinos attack, exile up ...

Flying Alliance — Whenever another creature you control enters, The Neutrinos get +1/+0 until end of turn. Whenever The Neutrinos attack, exile up ...

This creature can't attack unless you control another artifact.

When this creature enters, create a 1/1 colorless Robot artifact creature token.

Sneak {2}{W}{B} (You may cast this spell for {2}{W}{B} if you also return an unblocked attacker you control to hand during the declare blockers ste...

Trample Whenever Genghis Frog or another Mutant you control enters, create a Mutagen token. (It's an artifact with "{1}, {T}, Sacrifice this token:...

Sneak {3}{W/B} (You may cast this spell for {3}{W/B} if you also return an unblocked attacker you control to hand during the declare blockers step....

Whenever this creature attacks, another target creature you control gets +1/+0 and gains indestructible until end of turn. (Damage and effects that...

Alliance — Whenever another creature you control enters, put a +1/+1 counter on this creature.

Menace Whenever Don & Raph attack, the next noncreature spell you cast this turn has affinity for artifacts. (It costs {1} less to cast for eac...

When this creature leaves the battlefield, create a Mutagen token. (It's an artifact with "{1}, {T}, Sacrifice this token: Put a +1/+1 counter on t...

Rocksteady can't be blocked by more than one creature. Boars you control can't be blocked by more than one creature. Forestcycling {2} ({2}, Discar...

Reach {T}: Add X mana of any one color, where X is Mona Lisa's power.