Boxing Day

If an ability of a Ninja creature you control triggers, that ability triggers an additional time. {1}{U}: Target Ninja can't be blocked this turn.

When this creature enters, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on t...

Whenever you cast an artifact spell, create a 1/1 colorless Thopter artifact creature token with flying. {1}{U}, Sacrifice two artifacts: Draw a card.

Hinterland Harbor enters tapped unless you control a Forest or an Island. {T}: Add {G} or {U}.

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...

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

Flash Flying This creature enters with a -1/-1 counter on it. {1}{U}, Remove a counter from this creature: Counter target noncreature spell. Its co...

Flying This creature enters with a -1/-1 counter on it. {2}{U}, Remove a counter from this creature: Whenever a creature you control deals combat d...

({T}: Add {G} or {W}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

At the beginning of combat on your turn, put a number of +1/+1 counters equal to Jenova's power on up to one other target creature. That creature b...

Equipped creature gets +1/+1 for each artifact you control. Whenever equipped creature attacks, look at the top six cards of your library. You may ...

Spirebluff Canal enters the battlefield tapped unless you control two or fewer other lands. {T}: Add {U} or {R}.

Flying, haste Whenever you cast a noncreature spell, Slickshot Show-Off gets +2/+0 until end of turn. Plot {1}{R} (You may pay {1}{R} and exile thi...

If one or more +1/+1 counters would be put on an artifact or creature you control, that many plus one +1/+1 counters are put on it instead. {1}{G},...

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) This artifact ...

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Until your next turn, each creature attacks each comba...

Flying You don't lose unspent red mana as steps and phases end. Whenever you cast an instant or sorcery spell, add {R}. When Electro leaves the bat...

Equipped creature has double strike. Whenever equipped creature attacks, if it's the first combat phase of the turn, untap it. After this phase, th...

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

{T}: Add {R}. {T}: Add {U}. Activate only if you control an Island or a Mountain.

Menace Whenever Lathril, Blade of the Elves deals combat damage to a player, create that many 1/1 green Elf Warrior creature tokens. {T}, Tap ten u...

Creatures you control get +10/+10 and gain vigilance until end of turn.

{T}: Add {G}. {T}: Add {W}. Activate only if you control a Forest or a Plains.

Mutate {3}{R} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on...