Luminous Rebuke
From Foundations set
Luminous Rebuke
Instant
This spell costs
less to cast if it targets a tapped creature.
Destroy target creature.
Rulings
- To determine the total cost of a spell, start with the mana cost or alternative cost you're paying, add any cost increases, then apply any cost reductions. The mana value of the spell remains unchanged, no matter what the total cost to cast it was.