The Past Unmasked

The Past Unmasked is the boss fight and the final level of Cortex Island (1996) and the thirty-fourth and the final main level of Crash Bandicoot 4: It's About Time.

Overview
Crash and Coco confront Doctor Neo Cortex for the second time during the game. Cortex has imprisoned his past self and enslaved the Quantum Masks to use them and Shoot-o-Matics against the bandicoots. The battle has five phases and in each phase, Crash or Coco need to use body slam to destroy the Shoot-o-Matics while avoid electric waves and effects of the Quantum Masks. When all Shoot-o-Matics have been destroyed, Cortex sends Lab Assistants to attack, the player must spin them towards Cortex.

Trivia

 * This final boss battle, that Cortex is using all of the Quantum Masks to destroy Crash and Coco ressembles the Wrath of Cortex final boss battle that Crunch and Cortex are using all of The Elementals to destroy Crash.