Gameplay

Easy As One Two Three

From Halopedia, the Halo wiki

Easy as One Two Three is an achievement in Halo: The Master Chief Collection. It is unlocked by beating the par times on all Halo 4 levels. The achievement is worth 20 Gamerscore and can be unlocked on any difficulty.

Par Times
Level Achievement Par Time
Dawn Piece of Cake 15:00
Requiem Interloper 15:00
Forerunner Raging in the Dark 20:00
Infinity Ouroboros 25:00
Reclaimer Gimme That 20:00
Shutdown Shut. Down. Everything. 20:00
Composer Symphony of Pain 20:00
Midnight Countdown 25:00

Trivia[edit]

The achievement is named for Halo speedrunner c0ry123.