Bag End Banquet + Myr Welder + Umbral Mantle

C identity

Commander legal

The 3 combo pieces

• Bag End Banquet
• Myr Welder
• Umbral Mantle

How to execute it

1. Activate Myr Welder using Bag End Banquet's ability by tapping it, adding at least {C}{C}{C}
2. Activate Myr Welder 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