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.
Cast
Blue Sun's Twilight by paying ({5} magic symbol) ({U} magic symbol) ({U} magic symbol) , targeting
Biovisionary.
Summon: G.F. Cerberus triggers, copying
Blue Sun's Twilight twice, with the copies targeting
Biovisionary.
Resolve all
Blue Sun's Twilights, copying
Biovisionary three times.
At the beginning of your end step, each
Biovisionary triggers. Resolve the first trigger, causing you to win the game.