Prerequisites
- Cogwork Assembler and Mana Echoes on the battlefield
- Myr Battlesphere in hand
- available
Steps
- Cast Myr Battlesphere
- When it ETBs, stack its ETB trigger on top of the Mana Echoes trigger
- Resolve the Myr Battlesphere ETB, creating 4 1/1 Myr tokens and triggering Mana Echoes an additional 4 times
- Resolve the Mana Echoes triggers, adding 25
- Spend to activate Cogwork Assembler, creating a token copy of Myr Battlesphere with haste
- Repeat from step 2 to infinite colorless mana, Myr Battlespheres with haste, and Myr tokens
Results
Required Cards 3
Myr Battlesphere
Artifact Creature — Myr Construct
Cogwork Assembler
Artifact Creature — Assembly-Worker