Mirrodin Besieged

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

When Leonin Relic-Warder enters the battlefield, you may exile target artifact or enchantment. When Leonin Relic-Warder leaves the battlefield, ret...

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

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

Put target artifact, creature, or enchantment on top of its owner's library.

Metalcraft — Ardent Recruit gets +2/+2 as long as you control three or more artifacts.

Create two 1/1 colorless Myr artifact creature tokens.

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

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

Destroy target artifact. You gain life equal to its converted mana cost.

Vigilance Kemba's Legion can block an additional creature each combat for each Equipment attached to Kemba's Legion.

Sacrifice Gore Vassal: Put a -1/-1 counter on target creature. Then if that creature's toughness is 1 or greater, regenerate it.

Put a -1/-1 counter on each attacking creature.

Flying Whenever Victory's Herald attacks, attacking creatures gain flying and lifelink until end of turn.

Flying

Create X 2/2 white Cat creature tokens. Shuffle White Sun's Zenith into its owner's library.

Double strike, protection from black and from green

Flying

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

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

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

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

Destroy all creatures, then create an X/X colorless Phyrexian Horror artifact creature token, where X is the number of creatures destroyed this way.

Create X 2/2 white Cat creature tokens. Shuffle White Sun's Zenith into its owner's library.