Mirrodin Besieged

{U}: Gust-Skimmer gains flying until end of turn.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) {T}: Add {C}.

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...

Flying Whenever an opponent draws a card, you may draw two cards.

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

Double strike, protection from black and from green

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

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...

Shroud (This creature can't be the target of spells or abilities.) Whenever Neurok Commando deals combat damage to a player, you may draw a card.

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

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

Imprint — {T}: Exile target artifact card from a graveyard. Myr Welder has all activated abilities of all cards exiled with it.

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

{2}{U}, {T}: Put a -1/-1 counter on target creature. You may tap or untap that creature.

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

{T}, Sacrifice a creature: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Flying Whenever an opponent draws a card, you may draw two cards.

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

Trample, infect, indestructible If Blightsteel Colossus would be put into a graveyard from anywhere, reveal Blightsteel Colossus and shuffle it int...

Flying At the beginning of your upkeep, if you control no Thopters other than Thopter Assembly, return Thopter Assembly to its owner's hand and cr...

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

When Treasure Mage enters the battlefield, you may search your library for an artifact card with mana value 6 or greater, reveal it, put it into yo...

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