10: Confused Callouts: Halo: Reach: Trigger a humorous callout on your … Johnson played a vital role during the course of the Great War and fought at major battles such as Harvest, Reach, Earth, and the events at Installation 04, 05, and at the Ark. Eminent Domain Halo 2A MP: In Territories, control any 3 Territories simultaneously for 30 seconds. Monopolized is an achievement in Halo: The Master Chief Collection.It is unlocked by completing the Halo 2 campaign on Legendary in under 3 hours.. 10 Halo: Reach: Encounter the hidden marines on Exodus. Halo: Reach: Observe a grizzy scene on New Alexandria. Mission 8 - New Alexandria Dust And Echoes. Fly, You Fools! Did You Major in Marine Bio? This achievement can be earned on the Easy difficulty (or … 1.1%. Halo: Reach: Encounter the hidden marines on Exodus. Nine Lives Are a Myth. Halo: Reach: Beat the par time on New Alexandria. One For the Record Books. – Find the hidden Banshees on The Package. 10: Collection Eligibility Confirmed: Halo: Reach: See, he IS in the game! Did You Major in Marine Bio? Halo: Reach: Complete New Alexandria. No Picnic. 1.0%. Halo: Reach: Encounter the hidden marines on Exodus. Did You Major in Marine Bio? 10: No Picnic: Halo: Reach: Observe a grizzy scene on New Alexandria. Avery Johnson was a highly trained Marine, serving with various combat units of the Naval Special Warfare Command, including the highly classified ORION Project. Halo: Reach: Beat the par score on New Alexandria. Hope you enjoy and feel free to ask questions and discuss in the comments! Fly, You Fools! Hey, You Dropped This – Find Data Pad 1 on Winter Contingency. – Encounter the hidden marines on Exodus. 10: What About Bob? Read Halsey’s Journal – Find Data Pad 2 on ONI: Sword Base. The 3 hour time limit is calculated as the sum of the player's best times on each level on Legendary; players can view their best times on their Halo Waypoint service record. Halo: Reach: Encounter the hidden marines on Exodus. source. Did You Major in Marine Bio? Halo: Reach: Find and eliminate one of the hidden Ranger Commander Elites. This is Not the Greatest Lab in the World… – Find your way into Halsey’s Lab on The Package . Did You Major in Marine Bio? Related posts: BEST Halo Secret Rooms of All Time (From EVERY Halo Game) SECRET SWITCH ON THE ARBITER – Halo 2 Glitch Tutorial ; BEST Halo Easter Eggs of All Time – Hidden Easter Eggs in Halo ; Halo 2 Achievments 10G – HIDDEN FACE & SIDE EASTER EGG! Well...Maybe One or Two Kill 25 Engineers. 1.0%. Classic Completion Halo: Reach: Complete Exodus without using any armor abilities. 1.1%. Halo: Reach hits Xbox One and PC, as part of Halo: The Master Chief Collection in December, and Microsoft just released the Xbox Achievements you can unlock.