Scars of Mirrodin

You may choose not to untap Rust Tick during your untap step. {1}, {T}: Tap target artifact. It doesn't untap during its controller's untap step f...

{T}: Put a charge counter on Ratchet Bomb. {T}, Sacrifice Ratchet Bomb: Destroy each nonland permanent with mana value equal to the number of charg...

Imprint — When Prototype Portal enters the battlefield, you may exile an artifact card from your hand. {X}, {T}: Create a token that's a copy of t...

When Precursor Golem enters the battlefield, create two 3/3 colorless Golem artifact creature tokens. Whenever a player casts an instant or sorcery...

Your life total can't change. (You can't gain or lose life. You can't pay any amount of life except 0.)

When Perilous Myr dies, it deals 2 damage to any target.

{T}, Sacrifice Panic Spellbomb: Target creature can't block this turn. When Panic Spellbomb is put into a graveyard from the battlefield, you may ...

{T}: Add {C}{C}.

{W}, Sacrifice Salvage Scout: Return target artifact card from your graveyard to your hand.

{1}, {T}, Sacrifice Origin Spellbomb: Create a 1/1 colorless Myr artifact creature token. When Origin Spellbomb is put into a graveyard from the ba...

Equipped creature gets +2/+2, has intimidate, and is a black Zombie. (A creature with intimidate can't be blocked except by artifact creatures and/...

{T}, Sacrifice Nihil Spellbomb: Exile target player's graveyard. When Nihil Spellbomb is put into a graveyard from the battlefield, you may pay {B...

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

Necrogen Censer enters the battlefield with two charge counters on it. {T}, Remove a charge counter from Necrogen Censer: Target player loses 2 life.

{T}: Add {C}{C}. Spend this mana only to cast Myr spells or activate abilities of Myr. {3}, {T}: Return target Myr card from your graveyard to your...

{3}, {T}: Create a token that's a copy of Myr Propagator.

Other Myr creatures you control get +1/+1. {1}, {T}: Untap each other Myr you control.

When Myr Battlesphere enters the battlefield, create four 1/1 colorless Myr artifact creature tokens. Whenever Myr Battlesphere attacks, you may t...

Exile target artifact or enchantment.

Metalcraft — {T}: Add one mana of any color. Activate only if you control three or more artifacts.

{1}{B}, Sacrifice Moriok Replica: You draw two cards and you lose 2 life.

At the beginning of your upkeep, sacrifice Molten-Tail Masticore unless you discard a card. {4}, Exile a creature card from your graveyard: Molten-...

{4}, {T}, Sacrifice Mindslaver: You control target player during that player's next turn. (You see all cards that player could see and make all dec...