Suit-Up Scene: Official Webster Definition

Suit-Up (soot up)
-action, -movie scene
Synonyms: Dress up. Gear up.

1. Putting clothes and/or items onto your body, in preparation for some action or event.
2. The transcending scene when the movie changes. When we enter a climax.
3. When the character goes through a metamorphosis and becomes who he/she was meant to be.