Mirrodin

{3}, {T} or {G}, {T}: Target creature gains trample until end of turn.

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

Search your library for a nonland card and reveal it. Each opponent who cast a spell this turn with the same name as that card loses 6 life. Then s...

{T}: Add {R}.

{3}, {T} or {R}, {T}: This artifact deals 1 damage to any target.

Equipped creature gets +1/+0 for each Equipment attached to it. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

{T}: Add {W}.

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.

First strike, haste

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

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}, {T}: Reveal cards from the top of your library until you reveal a land card. This artifact deals damage equal to the number of nonland cards r...

Flash {3}, {T}: Untap target artifact.

Enchant creature Whenever enchanted creature becomes the target of a spell or ability, that spell or ability's controller gains control of that cre...

As an additional cost to cast this spell, sacrifice an artifact. Put X +1/+1 counters on target creature, where X is the sacrificed artifact's mana...

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

Target creature gets +4/+0 until end of turn.

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 a source an opponent controls deals damage to you, if this artifact is untapped, you may draw a card.

Trample

Search your library for an artifact card, reveal it, put it into your hand, then shuffle.

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

Electrostatic Bolt deals 2 damage to target creature. If it's an artifact creature, Electrostatic Bolt deals 4 damage to it instead.

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