Prerequisites
- Cayth, Famed Mechanist on the battlefield
- Mana Echoes on the battlefield
- Singing Bell Strike on the battlefield
- You control at least one creature token
- You control at least seven creatures that share a creature type with the creature token
- Cayth does not have summoning sickness
- available
Steps
- Activate Cayth by paying and tapping it, creating a token copy of a creature token you control
- When the creature token enters the battlefield, Mana Echoes triggers, adding for each creature you control that shares a creature type with it
- Activate Singing Bell Strike by paying , untapping Cayth
- Repeat
Results
- Infinite ETB
- Infinite colorless mana
- Infinite proliferate
- Infinite copies of creature tokens you control
Required Cards 3
Cayth, Famed Mechanist
Legendary Creature — Dwarf Artificer
Singing Bell Strike
Enchantment — Aura