How it works
Prerequisites
- You have enough mana to cast Cackling Counterpart
Steps
- 1At the beginning of your precombat main phase. Summon: G.F. Cerberus triggers, putting a lore counter on it and triggering its third chapter ability, copying the next instant or sorcery spell you cast twice.
- 2Cast Cackling Counterpart by paying its mana cost, targeting Biovisionary.
- 3Summon: G.F. Cerberus triggers, copying Cackling Counterpart twice, with the copies targeting Biovisionary.
- 4Resolve all Cackling Counterparts, copying Biovisionary three times.
- 5At the beginning of your end step, each Biovisionary triggers. Resolve the first trigger, causing you to win the game.
Commander brackets
In which brackets is this combo allowed, per Spellbook's Exhibition tier?