Scars of Mirrodin

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

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...

{T}: Target permanent becomes an artifact in addition to its other types until end of turn.

{T}: Add {B}.

{T}: Add {R}.

Equipped creature gets +2/+2 and has infect. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison count...

Whenever you cast an artifact spell, you may put a charge counter on Golem Foundry. Remove three charge counters from Golem Foundry: Create a 3/3 c...

Metalcraft — Etched Champion has protection from all colors as long as you control three or more artifacts.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) When Corpse Cur enter...

When Contagion Engine enters the battlefield, put a -1/-1 counter on each creature target player controls. {4}, {T}: Proliferate, then proliferate ...

Equipped creature gets +6/+6. Whenever equipped creature attacks, destroy target permanent. Equip {6}