Mirrodin

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

Whenever this creature or another artifact creature dies, you may untap target artifact.

Imprint — When this creature enters, you may exile target nontoken creature. As long as a card exiled with this creature is a creature card, this c...

Whenever this creature becomes blocked, regenerate it. {3}: This creature gets +1/+0 until end of turn.

{1}{G}, Sacrifice this creature: Destroy target enchantment.

Trample

At the beginning of each opponent's upkeep, that player chooses draw step, main phase, or combat phase. The player skips each instance of the chose...

Whenever this creature deals combat damage to a creature, that creature's controller loses that much life. {2}{B}: Regenerate this creature.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

First strike {T}: Destroy target artifact if its mana value is equal to the amount of unspent mana you have.

Flying This creature doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap this creature.

{3}{R}, Sacrifice this creature: Destroy target artifact.

First strike, haste

This creature doesn't untap during your untap step. At the beginning of your upkeep, you may pay {2}. If you do, untap this creature.

{T}: Add {W}.

You can't cast creature spells.

Whenever this creature becomes blocked, you may return target card named Groffskithur from your graveyard to your hand.

{1}{R}: This creature gets +2/+0 until end of turn.

{T}: Add {R}.

Sacrifice an artifact: This creature gets +1/+0 and gains first strike until end of turn.

Sacrifice an artifact: This creature deals 1 damage to each creature without flying.

{T}: Add {B}.

Artifacts you control have hexproof. (They can't be the targets of spells or abilities your opponents control.)

As long as this creature is equipped, it gets +1/+1 and has vigilance.