Mirrodin assiégé

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

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

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

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

Vigilance 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.

Double strike, protection from black and from green

Create two 1/1 colorless Myr artifact creature tokens.

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

Flying

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

Cri de guerre (À chaque fois que cette créature attaque, chaque autre créature attaquante gagne +1/+0 jusqu'à la fin du tour.)

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

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