Gogo, Master of Mimicry, Basalt Monolith, Urn of Godfire, and Freed from the Real

Prerequisites

• Gogo, Master of Mimicry on the battlefield
• Basalt Monolith on the battlefield
• Urn of Godfire on the battlefield
• Freed from the Real on the battlefield
• available

Steps

1. Activate Basalt Monolith's first ability by tapping it, adding
2. Activate Basalt Monolith's second ability by paying
3. Holding priority, activate Gogo by paying and tapping it, copying Basalt Monolith's ability three times
4. Resolve a copy of Basalt Monolith's ability, untapping it
5. Holding priority, activate Basalt Monolith's first ability by tapping it, adding
6. Repeat from step 4 two additional times
7. Activate Urn of Godfire by paying , adding
8. Activate Freed from the Real by paying , untapping Gogo
9. Repeat from step 3

Results

• Infinite colored mana
• Infinite colorless mana
• Infinite copies of abilities you control on the stack