Metalworker + Umbral Mantle

C identity

Commander legal

The 2 combo pieces

• Metalworker
• Umbral Mantle

What must be in place

Metalworker does not have summoning sickness. You have at least two artifact cards in hand.

How to execute it

1. Activate Metalworker by tapping it, revealing at least two artifact cards from your hand and adding at least {C}{C}{C}{C}.
2. Activate Metalworker by paying {3} and untapping it, giving it +2/+2 until end of turn.
3. Repeat.

What the combo produces

• Infinite colorless mana
• Infinite mana creatures you control can produce
• Infinite untap of creatures you control
• Infinitely large creature until end of turn