Trazyn the Infinite, Khalni Gem, and Pemmin's Aura

Prerequisites

• Trazyn the Infinite on the battlefield
• Khalni Gem in the graveyard
• Pemmin's Aura on the battlefield

Steps

1. Activate Trazyn using Khalni Gem's ability by tapping it, adding
2. Activate Pemmin's Aura by paying , untapping Trazyn
3. Repeat

Results

• Infinite colored mana