Color Identity: U

Initial Card State
- Myr Battlesphere in hand.
- All other permanents on the battlefield.
Mana Needed
- ({4} magic symbol)
(at most) available.
Steps
- Cast Myr Battlesphere by paying at most ({4} magic symbol)
. - Myr Battlesphere enters the battlefield, creating four 1/1 Myr artifact creature tokens.
- Activate Krark-Clan Ironworks three times by sacrificing the Myr tokens, adding six ({C} magic symbol)
. - Activate Mirage Mirror by paying ({2} magic symbol)
, targeting Myr Battlesphere. - Cowardice triggers, returning Myr Battlepshere from the battlefield to your hand.
- Mirage Mirror's ability fails to resolve due to no longer having a legal target.
- Repeat.
Results
- Infinite colorless mana.
- Infinite creature tokens.
- Infinite death triggers.
- Infinite ETB.
- Infinite LTB.
- Infinite sacrifice triggers.
- Infinite storm count.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).