Doc Samson, Super Psychiatrist + Umbral Mantle

G identity

Commander legal

The 2 combo pieces

• Doc Samson, Super Psychiatrist
• Umbral Mantle

How to execute it

1. Activate Doc Samson by tapping it, adding at least three mana of any color.
2. Activate Doc Samson by paying {3} and untapping it, giving it +2/+2 until end of turn.
3. Repeat.

What the combo produces

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