Khans of Tarkir

This artifact enters with X gem counters on it. {1}, {T}, Remove a gem counter from this artifact: Target creature can't attack or block this turn.

Creatures you control have vigilance. Each creature you control can block an additional creature each combat.

Creatures your opponents control get -4/-0 until end of turn. Draw a card.

Raid — When this creature enters, you lose 4 life unless you attacked this turn.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Target creature gets +6/+6 until end of turn.

When this creature enters, create a 4/4 green Bear creature token.

When this creature enters, distribute two +1/+1 counters among one or two target creatures you control.

Arc Lightning deals 3 damage divided as you choose among one, two, or three targets.

Outlast {W} ({W}, {T}: Put a +1/+1 counter on this creature. Outlast only as a sorcery.) Each creature you control with a +1/+1 counter on it has f...

Choose one — • Exile target creature with power 3 or greater. • You draw two cards and you lose 2 life. • Distribute two +1/+1 counters among one o...

Outlast {W} ({W}, {T}: Put a +1/+1 counter on this creature. Outlast only as a sorcery.) Each creature you control with a +1/+1 counter on it has l...

Put a +1/+1 counter on target creature, two +1/+1 counters on another target creature, and three +1/+1 counters on a third target creature.

Raid — When Mardu Heart-Piercer enters the battlefield, if you attacked this turn, Mardu Heart-Piercer deals 2 damage to any target.

Arc Lightning deals 3 damage divided as you choose among one, two, or three targets.

Deathtouch Morph—Reveal a black card in your hand. (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its mo...

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Destroy target creature.

Whenever a creature you control with toughness 4 or greater dies, each opponent loses 2 life and you gain 2 life. {2}{B}, Sacrifice another creatur...

Flying, first strike, haste

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Target player sacrifices two creatures.

Return up to two target creatures to their owners' hands.

Defender {1}{W}, {T}: Tap target creature.

Counter target noncreature spell unless its controller pays {1}. Ferocious — If you control a creature with power 4 or greater, counter that spell ...

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Put target nonland permanent on top of its owner's library.

Whenever you cast a noncreature spell, you may pay {1}. If you do, tap target creature an opponent controls and it doesn't untap during its control...