Myr Matrix, and Mana Echoes

Prerequisites

• Myr Matrix on the battlefield
• Mana Echoes on the battlefield
• available

Steps

1. Activate Myr Matrix by paying , creating a 1/1 Myr creature token
2. The Myr enters the battlefield, triggering Mana Echoes, adding at least
3. Repeat

Results

• Infinite colorless mana
• Infinite creature tokens
• Infinite ETB