Grim Monolith + Timeless Lotus + Trazyn the Infinite

WUBRG identity

Commander legal

The 3 combo pieces

• Grim Monolith
• Timeless Lotus
• Trazyn the Infinite

How to execute it

1. Activate Trazyn using Timeless Lotus's ability by tapping it, adding {W}{U}{B}{R}{G}
2. Activate Trazyn using Grim Monolith's ability by paying {4}, untapping Trazyn.
3. Repeat.

What the combo produces

• Infinite colored mana
• Infinite colorless mana