MTG

When Hidden Horror enters the battlefield, sacrifice it unless you discard a creature card.

({T}: Add {W}.)

Target creature gets +X/+0 until end of turn.

Destroy target creature. Its owner gains 4 life.

Whenever Norwood Warrior becomes blocked, it gets +1/+1 until end of turn.

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

Whenever Lurking Nightstalker attacks, it gets +2/+0 until end of turn.

Destroy target nonblack creature.

Steam Frigate can't attack unless defending player controls an Island.

Look at the top card of target player's library. You may put that card into their graveyard.

Flying

Cast this spell only during the declare attackers step and only if you've been attacked this step. Prevent all damage that would be dealt to you th...

Haste (This creature can attack and {T} as soon as it comes under your control.)

Flying

({T}: Add {W}.)

Ogre Taskmaster can't block.

Flying When Angel of Mercy enters the battlefield, you gain 3 life.

Flying

Reach (This creature can block creatures with flying.)

Destroy target nonblack creature. You gain 3 life.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

Spitting Earth deals damage to target creature equal to the number of Mountains you control.