Complete the following tasks to unlock the corresponding achievement. To view your achievements and stats in Steam, select "Community", then "My profile", then "View all my games", then the game and view stats.

Achievement	How to unlock
Apex Predator	Kill 20 enemies using the environment.
Archaeologist	Collect every artifact in the game.
Canopy Cruiser	Complete Tree World in under 9:30.
Cliff Diver	Complete Pillar World.
Desert Dasher	Complete Desert World in under 14:00.
Excavator	Collect all four artifacts in Desert World.
Explorer	Collect all four artifacts in Tree World.
Firewalker	Complete Lava World.
Flash Freezer	Complete Ice World in under 18:00.
Geologist	Collect all four artifacts in Lava World.
Green Thumb	Complete Tree World.
I Want to be the Shiner	After starting a new game, complete the entire game without dying or switching levels in the menu.
Lava Leaper	Complete Lava World in under 13:30.
Prospector	Collect all four artifacts in Ice World.
Return to Sender	Kill 20 enemies with reflected bullets
Ring Racer	Complete Toric Caster in under 4:30.
Sand Slider	Complete Desert World.
Searcher	Collect all four artifacts in Pillar World.
Sherpa	Complete Ice World.
Solar Savior	Stop the Ramora invasion.
Supernova	Kill 5 enemies within 3 seconds.
Tool Asisted	Complete every world's time challenge.
Wind Walker	Complete Pillar World in under 12:30.