Mirrodin Besieged

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

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

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

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

Attacking creatures get +1/+0 and gain first strike until end of turn.

Gain control of target artifact until end of turn. Untap that artifact. It gains haste until end of turn.

Metalcraft — Spiraling Duelist has double strike as long as you control three or more artifacts.

Attacking creatures get +1/+0 and gain first strike until end of turn.

Gain control of target artifact until end of turn. Untap that artifact. It gains haste until end of turn.

When Kuldotha Flamefiend enters the battlefield, you may sacrifice an artifact. If you do, Kuldotha Flamefiend deals 4 damage divided as you choose...

Exile two target artifacts.

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

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

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 ...

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

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.

Red Sun's Zenith deals X damage to any target. If a creature dealt damage this way would die this turn, exile it instead. Shuffle Red Sun's Zenith ...

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

Destroy target noncreature artifact.

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.)