Full list of all 37 RWBY: Grimm Eclipse achievements worth 1,120 gamerscore. It takes around 15-20 hours to unlock all of the achievements in the base game.
The base game contains 31 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 6 achievements worth 120 Gamerscore.
Kill 10 enemies with a single Ultimate attack
Complete the campaign using Ruby
Do a Team Attack with Ruby and Yang
Do Blake's taunt right after killing the Mutant Deathstalker
Complete the campaign using Blake
Get four flawless waves in a waved encounter.
Completed the campaign in single player.
Complete the campaign using Weiss
Revive a teammate after purchasing Quick Revive.
Reach 100 hits on the combo counter.
Get an assist on a Mutant Beowolf
Collect the artifact at the end of the jumping puzzle in Forever Fall.
Completed Mountain Glenn Part 2 with 3:00 minutes or more left on the clock.
Get Wave MVP five times in a waved encounter.
Complete the campaign using Yang
Kill a Mutant Beowolf while your Aura is depleted.
Complete any level without taking damage.
Complete any level by only using ranged attacks.
Collect 10 artifacts during a single play session.
Refund all of your Ability Points
Execute a Team Attack.
Play in an online match with all four team RWBY members present.
Reach rank 10 with any character.
Get the highest score in a four player online match on a single level.
In a four player online game, each player deposits at least one dust crystal.
Kill 35 enemies with turrets during a single horde match.
Beat any horde map without building a turret.
Have 10 active turrets at once during a horde match.
Win any Horde map with all security nodes at 85% health.
Beat any Horde map solo.
Collect a total of 20,000 Lien during any Horde match.
Completed the campaign using Pyrrha.
Play in an online match with Jaune, Nora, Pyrrha, and Ren.
Go Team RNJR! Played in an online match with Ruby, Nora, Jaune, and Ren.
Complete the campaign using Ren.
Complete the campaign using Jaune.
Complete the campaign using Nora.