Champion Select
- Pick
- e "Change... is good."
- Ban
- e "They fear me."
Original 
MechaEach of these skins feature some additional quotes and interactions, but otherwise use the Classic voiceover. Some Classic voicelines may also be disabled while using alternate skins.
Attacking
-
"Isolate and devour."
- "One by one."
- "Ah... delicious."
- "Blood in the air."
- "Clever creatures."
- "They fear me."
- "Devour their bones."
Movement
- "Consume and adapt."
- "Position for ambush."
- "A different view."
- "I sense worthy prey."
- "Endless hunger."
- "This world is delicious!"
- "Sharpening my claws."
- "Fear the Void."
- "No escape."
- "They'll never see me."
Joke
- "To truly know someone, eat them and walk a mile in their feet."
- "My purpose is eating deadly creatures. My hobby is eating Yordles."
- "I ate an optimist once, but I couldn't keep him down."
- "I have evolved beyond jokes. I am now a robot. Beep. Boop."
Taunt
- "Do not fear death. The best part of you will live on!"
- "If I eat you, will I learn how to die?"
- "Hahaha. You're barely worth eating!"
Laugh
- Kha'Zix laughs.
- Kha'Zix laughs.
- Kha'Zix laughs.
- Kha'Zix laughs.
Upon Spending an Evolution Point
- "I am living change."
- "Evolve and overcome."
- "They can't keep up."
- "They will not expect this!"
- Upon Selecting Evolved Enlarged Claws
- These are added to 'attack' and 'movement' quotes after the evolution.
- "Limb from limb."
- "Ready to reap."
- "Slice them apart."
- Upon Selecting Evolved Spike Racks
- These are added to 'attack' and 'movement' quotes after the evolution.
- "Death from afar."
- "Pierce and skewer."
- "Die running."
- Upon Selecting Evolved Wings
- These are added to 'attack' and 'movement' quotes after the evolution.
- "My wings are restless."
- "I will soar over them."
- "Strike from above."
- Upon Selecting Evolved Active Camouflage
- These are added to 'attack' and 'movement' quotes after the evolution.
- "They won't know what ate them."
- "In the shadows."
- "From the dark."
