Obelisk of True Oblivion

What is Obelisk of True Oblivion?
The Obelisk of True Oblivion, or OoTO for short, is a TARTARUS ascending difficulty tower. It should be cleared as your last TARTARUS tower.

Music

 * Floor 1:
 * Floor 2:
 * Floor 3:
 * Floor 4:
 * Floor 5:
 * Floor 6:
 * Floor 7:
 * Floor 8:
 * Floor 9:
 * Floor 10:
 * Floor 11:
 * Floor 12:
 * Floor 13:
 * Floor 14:
 * Floor 16:
 * Floor 17:
 * Floor 18:
 * Floor 19:
 * Floor 20:
 * Floor 21:
 * Floor 22:
 * Floor 23:
 * Floor 24:
 * Floor 25:
 * Floor 26:
 * Floor 27:
 * Floor 28:
 * Floor 29:
 * Unimaginable Floor 30: NIGHTkilla - Fairydust