Counterspell*

Level 3 Abjuration

(Sorcerer, Warlock, Wizard)
Casting Time: Reaction, which you take when you see a creature within 60 feet of yourself casting a spell with Verbal, Somatic, or Material components
Range: 60 feet
Components: S
Duration: Instantaneous
You attempt to interrupt a creature in the process of casting a spell. The creature makes a Constitution Saving Throw. On a failed save, the spell dissipates with no effect, and the Action, Bonus Action, or Reaction used to cast it is wasted. If that spell was cast with a spell slot of level 3 or higher, the slot isn't expended.
Using a Higher-Level Spell Slot. The level of spell slot that isn't expended from the triggering spell is increased by 1 for each spell slot level above 3.