Scars of Mirrodin

Imprint — When Clone Shell enters the battlefield, look at the top four cards of your library, exile one face down, then put the rest on the bottom...

Equipped creature gets +4/-1. Equip {2}

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

Destroy target artifact or enchantment. Draw a card.

Whenever you cast an artifact spell, you may pay {1}. If you do, you gain 3 life.

Create two 1/1 green Insect creature tokens with infect. (They deal damage to creatures in the form of -1/-1 counters and to players in the form of...

Reach When Acid Web Spider enters the battlefield, you may destroy target Equipment.

When Oxidda Scrapmelter enters the battlefield, destroy target artifact.

{T}: Prevent the next 1 damage that would be dealt to any target this turn. {T}: Prevent the next 2 damage that would be dealt to target artifact c...

When Trinket Mage enters the battlefield, you may search your library for an artifact card with converted mana cost 1 or less, reveal that card, an...

When Contagion Clasp enters the battlefield, put a -1/-1 counter on target creature. {4}, {T}: Proliferate. (Choose any number of permanents and/or...

Whenever you cast an artifact spell, you may have target creature get +2/+0 and gain deathtouch until end of turn.

Whenever Ogre Geargrabber attacks, gain control of target Equipment an opponent controls until end of turn. Attach it to Ogre Geargrabber. When you...

Whenever you sacrifice another permanent, you may pay {2}. If you do, Furnace Celebration deals 2 damage to any target.

Vigilance When Glimmerpoint Stag enters the battlefield, exile another target permanent. Return that card to the battlefield under its owner's con...

Whenever you cast an artifact spell, you may pay {1}. If you do, Embersmith deals 1 damage to any target.

{T}: Bloodshot Trainee deals 4 damage to target creature. Activate only if Bloodshot Trainee's power is 4 or greater.

{T}, Sacrifice an artifact: Barrage Ogre deals 2 damage to any target.

Arc Trail deals 2 damage to any target and 1 damage to another target.

When Skinrender enters the battlefield, put three -1/-1 counters on target creature.

Flying When Necrogen Scudder enters the battlefield, you lose 3 life.

As an additional cost to cast this spell, sacrifice a creature. Destroy target creature. Its controller loses life equal to the number of creatures...

Each opponent loses X life. You gain life equal to the life lost this way.