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Search your library for an instant card with mana value 3, reveal it, and put it into your hand. Then repeat this process for instant cards with ma...

Counter target spell. You gain 5 life.

Counter target creature spell. Essence Backlash deals damage equal to that spell's power to its controller.

Exile the top X cards of your library. You may cast instant and sorcery spells with mana value X or less from among them without paying their mana ...

When Detention Sphere enters the battlefield, you may exile target nonland permanent not named Detention Sphere and all other permanents with the s...

Create a 3/3 green Centaur creature token, then populate. (Create a token that's a copy of a creature token you control.)

This spell can't be countered. Counter target spell you don't control. Overload {1}{U}{U}{R} (You may cast this spell for its overload cost. If y...

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

Put a +1/+1 counter on target creature. Put a +1/+1 counter on target creature.

Creatures you control get +3/+3.

All damage that would be dealt to you and other permanents you control is dealt to Palisade Giant instead.

When Centaur Healer enters the battlefield, you gain 3 life.

First strike, haste Unleash (You may have this creature enter the battlefield with a +1/+1 counter on it. It can't block as long as it has a +1/+1...

Create a 3/3 green Centaur creature token.

Choose one — • Creatures you control gain lifelink until end of turn. • Draw a card. • Put target attacking or blocking creature on top of its o...

Trample When Armada Wurm enters the battlefield, create a 5/5 green Wurm creature token with trample.

Flying Whenever Archon of the Triumvirate attacks, detain up to two target nonland permanents your opponents control. (Until your next turn, those...

Search your library for up to three basic land cards, reveal them, put them into your hand, then shuffle.

Target creature gets +2/+2 until end of turn. Untap that creature.

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Mana Bloom enters the battlefield with X charge counters on it. Remove a charge counter from Mana Bloom: Add one mana of any color. Activate only ...

Enchant creature When Knightly Valor enters the battlefield, create a 2/2 white Knight creature token with vigilance. (Attacking doesn't cause it ...

Create a 4/4 green Rhino creature token with trample, then populate. (Create a token that's a copy of a creature token you control.)

{G}, Sacrifice another creature: Put a +1/+1 counter on Gobbling Ooze.