Breya, Etherium Shaper (EDH / Commander) [Révision 8]

Breya, Etherium Shaper + Eldrazi Displacer + Krark-Clan Ironworks

Infinite colorless mana. Infinite damage.

Requires: Ability to produce 2​w​w​u​b​r to cast Breya and Eldrazi Displacer. Ironworks on the battlefield.

Steps:
Cast Breya, creating two 1/1 thopters when she enters the battlefield.
Sacrifice the two thopters to Ironworks, generating c​c​c​c.
Pay 2​c to activate Eldrazi Displacer's ability to exile Breya and return her to the battlefield, triggering her ability to create two more thopters.
Repeat steps 2 and 3 to generate infinite mana.
Pay 2 and sacrifice 2 thopter tokens to activate Breya's ability to deal 3 damage to target player.
Repeat steps 3-5 to kill all opponents.

Breya, Etherium Shaper + Krark-Clan Ironworks + Nim Deathmantle

Infinite colorless mana. Infinite damage.

Requires: Ability to produce w​u​b​r. Deathmantle on the battlefield. Ironworks on the battlefield.

Steps:
Cast Breya, creating two 1/1 thopters when she enters the battlefield.
Sacrifice the two thopters, then Breya to Ironworks generating 6.
Pay 4 to activate Nim Deathmantle's ability, bringing back Breya from the graveyard and triggering her to create two 1/1 thopters.
Repeat steps 2 and 3 to generate infinite mana.
Pay 2 and sacrifice 2 thopter tokens to activate Breya's ability to deal 3 damage to target player.
Sacrifice Breya to Ironworks, generating c​c and paying 4 to bring her back with Nim Deathmantle and trigger her ability to create two 1/1 thopters.
Repeat steps 5 and 6 to kill all opponents.