catastrophic encounter with another universe theme

Our universe somehow collides with another one and is completely destroyed.

Examples

Lazarus-A sacrificed himself to stop our universe from colliding with its parallel antimatter duplicate in tos1x20 "The Alternative Factor".

2 total · 2 major

Story	Level	Motivation
ds92x17	major	An expanding proto-universe posed a dire threat to Bajoran system.
tos1x20	major	Lazarus-A was on a mission to prevent a parallel antimatter universe from colliding with our own universe.