Metalwork Colossus + Paradox Engine + Witch's Oven

C identity

The 3 combo pieces

• Metalwork Colossus
• Paradox Engine
• Witch's Oven

What must be in place

Noncreature artifacts you control have mana value ten or greater.

How to execute it

1. Activate Witch's Oven by tapping it and sacrificing Metalwork Colossus, creating two Food artifact tokens.
2. Activate Metalwork Colossus by sacrificing the Foods, returning it from your graveyard to your hand.
3. Cast Metalwork Colossus by paying {0}.
4. Paradox Engine triggers, untapping all nonland permanents you control.
5. If applicable, activate any number of nonland permanents by tapping them, adding at least {1}.
6. Repeat.

What the combo produces

• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite mana nonland permanents you control can produce
• Infinite sacrifice triggers
• Infinite storm count
• Infinite untap of nonland permanents you control