Mirrodin Besieged

Enchant creature You control enchanted creature. Enchanted creature has infect. (It deals damage to creatures in the form of -1/-1 counters and to ...

Choose one — • Counter target artifact spell. • Return target artifact to its owner's hand.

Counter target spell, then 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.

Flying When Serum Raker dies, each player discards a card.

Return up to two target nonland permanents to their owners' hands.

As an additional cost to cast this spell, sacrifice a creature. Draw three cards.

At the beginning of your upkeep, you may put a charge counter on target artifact.

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

Creatures your opponents control get -2/-0 until end of turn.

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

Defender Metalcraft — As long as you control three or more artifacts, Spire Serpent gets +2/+2 and can attack as though it didn't have defender.

Flying When Serum Raker dies, each player discards a card.

Return up to two target nonland permanents to their owners' hands.

When Oculus dies, you may draw a card.

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.

Look at the top seven cards of your library. You may put one of those cards onto the battlefield if it has the same name as a permanent. Put the re...

Flying Whenever you cast an artifact spell, you may untap target creature.

Search your library for a card, exile it, then shuffle your library. Any opponent may have you put that card into your hand. If no player does, you...

At the beginning of your upkeep, you may have Cryptoplasm become a copy of another target creature, except it has this ability.

Target player draws X cards. Shuffle Blue Sun's Zenith into its owner's library.

[+1]: Look at the top five cards of your library. You may reveal an artifact card from among them and put it into your hand. Put the rest on the bo...

As an additional cost to cast this spell, sacrifice a creature. Draw three cards.

At the beginning of your upkeep, you may put a charge counter on target artifact.