Elemental Mastery, Cryptolith Rite, and Torchling

Prerequisites

• Elemental Mastery on the battlefield
• Cryptolith Rite on the battlefield
• Torchling on the battlefield

Steps

1. Activate Torchling by tapping it, creating three 1/1 Elemental creature tokens with haste
2. Activate an Elemental token by tapping it, adding
3. Activate Torchling's first ability by paying , untapping it
4. Repeat

Results

• Infinite colored mana
• Infinite creature tokens with haste
• Infinite ETB