Anoxemia
Achievement guide · roadmap · tracker
22 achievements
Guide 67%
Singleplayer
1000th death!?
LegendaryGrindOptional
Easy to afk in level 19; let the acid wave kill you - you will reload automatically. Sit back and watch the deaths count up...
10th death
RareGrindOptional
You can do this!
Even just at the start this is quick; float to the top 10 times. Or just let it happen as you play through the game. Or see 
1000th death!?
1000th death!?
1st death
UncommonObjectiveOptional
It only hurts the first time.
Die!
Bob? Wade?
Legendary
Gotta catch ‘em all
LegendaryYou have a serious problem.
Greedy
LegendaryGrindOptional
Collect (and be successful in opening) 25 treasures.
I came in like a wrecking ball
LegendaryStoryUnmissable
In mission 3, get the dynamite from the bottom of the map and then go back right up to the top and blow up both of the 'weak walls'.
I must complete the mission
RareObjectiveMissable
I can do this!
Collect all the plants on the first mission.
It's all mine!
LegendaryGrindOptional
Mine mineminemine!
Get (and be successful in opening) 10 treasure.
It’s Quake!
LegendaryStoryUnmissable
Complete mission 23.
I’ve got the power!
RareGrindOptional
Keep calm and get the power.
Pick up dynamite, lots of them (well, 15 or so).
Lasers…
LegendaryStoryUnmissable
Complete mission 29.
Mark?
RareStoryUnmissable
Complete mission 5.
One in a million
LegendaryStoryMissableGlitched
You completed the game without dying!?
Not present on console versions at all - and reports of it being bugged on Steam also.
Oxygen
RareGrindOptional
You just can’t live without it, can you?
Keep picking up oxygen. Progress against this isn't lost when you die - so you can farm the same canister (pickup->die->repeat) if helpful.
THE END!
LegendaryStoryGlitched
Apparently not
THE END?
LegendaryStory
Not quite what you expected?
TOXIC!
Legendary
Treasures!
RareObjectiveMissable
Arrr! Underwater chests with gold!
When you're pushing the boulder down, it'll roll over a chest - hover over it and use it and the achievement will unlock shortly thereafter.
Wow
LegendaryStoryUnmissable
Wow = Complete mission 10.
Wow! = Complete mission 27.
They don't seem to be named consistently across platforms; on Steam,. both are named "Wow". On Xbox, "Wow" is for #10, "Wow!" is for #27
Zap!
LegendaryBreakdown
Kinds
8 Story
7 Grind
3 Objective
Missables
5 Unmissable
3 Missable
8 Optional
Multiplayer
22 Anywhere
Glitches
20 Not glitched
2 Glitched
Steam
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