MTG

Whenever an opponent casts a spell, Kaervek the Merciless deals damage equal to that spell's mana value to any target.

Vigilance {T}: Untap target attacking creature. Prevent all combat damage that would be dealt to and dealt by that creature this turn. Suspend 4—{W...

All Slivers have "When this permanent enters the battlefield, destroy target artifact or enchantment."

When Ivory Giant enters the battlefield, tap all nonwhite creatures. Suspend 5—{W} (Rather than cast this card from your hand, you may pay {W} and ...

All Slivers are colorless.

All Sliver creatures have haste. All Slivers have "{1}, Sacrifice this permanent: Target Sliver creature gets +2/+2 until end of turn."

If damage would be dealt to Dralnu, Lich Lord, sacrifice that many permanents instead. {T}: Target instant or sorcery card in your graveyard gains ...

All Slivers have "{T}: Choose a card name. Target opponent reveals a card at random from their hand. If that card has the chosen name, that player ...

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.) When Yavimaya Dryad enters the battlefield, you may sea...

Buyback {2}{G} (You may pay an additional {2}{G} as you cast this spell. If you do, put this card into your hand as it resolves.) Create an X/X gre...

{G}: Wormwood Dryad gains forestwalk until end of turn and deals 1 damage to you. (It can't be blocked as long as defending player controls a Fores...

Enchant creature Enchanted creature gets +3/+3 and has "At the beginning of each upkeep, create a 1/1 green Saproling creature token."

Flying {G}: Unyaro Bees gets +1/+1 until end of turn. {3}{G}, Sacrifice Unyaro Bees: It deals 2 damage to any target.

{T}: Target Assembly-Worker creature gets +1/+1 until end of turn.

Domain — Until end of turn, creatures you control gain trample and get +1/+1 for each basic land type among lands you control.

{1}{W}, {T}, Discard a card: Create two 1/1 white Citizen creature tokens.

Target creature gets +1/+2 until end of turn. Flashback {W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

All Saprolings get +1/+1. Morph {3}{G}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost....

Each Fungus creature gets +1/+1 for each spore counter on it. {B}{G}, Exile a Fungus card from a graveyard: Put a spore counter on each Fungus on t...

Defender At the beginning of your upkeep, put a spore counter on Thallid Shell-Dweller. Remove three spore counters from Thallid Shell-Dweller: Cre...

At the beginning of your upkeep, put a spore counter on Thallid Germinator. Remove three spore counters from Thallid Germinator: Create a 1/1 green...

Until end of turn, target creature gains trample and gets +X/+X, where X is the number of attacking creatures.

Squall Line deals X damage to each creature with flying and each player.

Create a 1/1 green Saproling creature token.