Change the Equation (50) (March of the Machine)

Rarity:	U
#:	50
Creature Type or Sub Type:	Instant
Rules Text Contains:	Choose one — • Counter target spell with mana value 2 or less. • Counter target red or green spell with mana value 6 or less.
Flavor:	"It's not your fault. Strixhaven taught you an imperfect premise. Okay, the imperfect execution was your fault."
Set:	March of the Machine
Number:	50