Pre-Debut. Hellevator - 1. Double Knot - 2. Mixtape : Gone Days - 3. Step Out of Clé - 4. Mixtape : On Track - 5. TOP -English ver.- - 6. ALL IN (Korean Ver.) - 7. Going Dumb (with Stray Kids) - 8. Mixtape : OH - 9. Mixtape : Time Out - 9. Lose My Breath (feat. Charlie Puth) - 10. Lose My Breath (Remixes)