Color Identity: U

Initial Card State
- White Lotus Tile in exile (exiled by Myr Welder).
- Myr Welder and Crab Umbra on the battlefield (Myr Welder without summoning sickness and Crab Umbra attached to Myr Welder).
Notable Prerequisites
- You control at least four creatures that share a creature type.
Steps
- Activate Myr Welder using White Lotus Tile's ability by tapping it, adding at least ({U} magic symbol)
({U} magic symbol)
({U} magic symbol)
({U} magic symbol)
. - Activate Crab Umbra by paying ({2} magic symbol)
({U} magic symbol)
, untapping Myr Welder. - Repeat.
Results
- Infinite colored mana.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).