the snipe that opened it all up

The snipe that opened it all up, occurred one day in the early days of Fortnite: Battle Royale, when Arvid, Skander Soldano and a fourth head were up on a cliff and Arvid majestically sniped a creeping player in one of the huts.

This snipe effectively "opened it all up" for a genius push that eventually won the game for the squad.

This saying will be remembered for ages and transcends many different disciplines. The ____ that opened it all up. Pure artistry with the sniper from Arvid that will never be forgotten.

the snipe that opened it all up

The ____ that opened it all up.
Used when something has a glaring effect on another thing.