How it works
Steps
- 1At the beginning of your upkeep, Progenitor Mimic triggers.
- 2Holding priority, activate Lithoform Engine's first ability by paying and tapping it, copying Progenitor Mimic's trigger.
- 3Resolve both triggers, creating two token copies of Biovisionary.
- 4At the beginning of your end step, each Biovisionary triggers.
- 5Resolve the first trigger, causing you to win the game.
Commander brackets
In which brackets is this combo allowed, per Spellbook's Exhibition tier?