Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)
Exchange control of target noncreature spell and target creature. Then the spell's controller may choose new targets for it.
"Bow before the might of—wait, what?"
![Sudden Substitution [Commander 2019]](http://tothetablebgc.myshopify.com/cdn/shop/files/9f7983bf-2a3b-4428-8c01-35285f589da8.png?v=1776641790&width=1445)
