Trazyn the Infinite, Basalt Monolith, and Nyx Lotus

Prerequisites

• Trazyn the Infinite on the battlefield
• Basalt Monolith in the graveyard
• Nyx Lotus in the graveyard

Steps

1. Activate Trazyn using Nyx Lotus's ability by tapping it, adding at least four mana of any color
2. Activate Trazyn using Basalt Monolith's ability by paying , untapping Trazyn
3. Repeat

Results

• Infinite colorless mana
• Infinite mana among colors with which you have devotion