Mirrodin Besieged

Flying, haste {1}{R}: Hellkite Igniter gets +X/+0 until end of turn, where X is the number of artifacts you control.

Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.)

Sacrifice an artifact: Gnathosaur gains trample until end of turn.

At the beginning of your upkeep, you may look at the top card of your library. You may cast it without paying its mana cost if it's an instant or s...

Destroy target noncreature artifact.

Concussive Bolt deals 4 damage to target player or planeswalker. Metalcraft — If you control three or more artifacts, creatures controlled by that...

Put any number of target artifact cards from your graveyard on top of your library. Draw a card.

Burn the Impure deals 3 damage to target creature. If that creature has infect, Burn the Impure deals 3 damage to that creature's controller.

When Blisterstick Shaman enters the battlefield, it deals 1 damage to any target.

Put a -1/-1 counter on target creature. When that creature dies this turn, its controller gets a poison counter.

Destroy target creature, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already the...

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) Whenever Septic Rats ...

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Flying Whenever a creature an opponent controls dies, you may gain 3 life. Whenever an opponent discards a card, you may gain 3 life.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) At the beginning of y...

When Phyrexian Rager enters the battlefield, you draw a card and you lose 1 life.

First strike, protection from red and from white Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in th...

Destroy target artifact. You gain life equal to its mana value.

Enchant creature Enchanted creature has infect. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison co...

Return up to two target creature cards from your graveyard to your hand.

When Massacre Wurm enters the battlefield, creatures your opponents control get -2/-2 until end of turn. Whenever a creature an opponent controls d...

Destroy target nonartifact creature.

Flying Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) Sacrifice a cr...

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) Lifelink (Damage deal...