Full list of all 44 High On Life achievements. It takes around 20-25 hours to unlock all of the achievements in the base game on Windows.
The base game contains 32 achievements, and there is 1 DLC pack containing 12 achievements.
Unlock every post in the Bounty Hunter forums.
Sit through the entirety of the really annoying countdown show on TV.
Find and open every Luglox chest.
Complete the game with Stan's product in your inventory.
Sacrifice a Gatlian other than Kenny during the fight against Garmantuous.
Defeat Garmantuous and take down the G3 cartel.
Say goodbye to Suit-O.
Collect every trading card in the game.
Obtain Lezduit.
Discover Dr. Gurgula's hideout in the Human Haven.
Unlock and explore every collectible warp base.
Discover the movie theater.
Spend 15 hours at the very real in-game alien strip club.
Defeat Nipulon.
Pay your bill at Applebee's.
Watch Globo's rise to fame.
Defeat Dr. Giblets.
Obtain the Mag-Boots.
Defeat the Skrendel Brothers.
Obtain Creature.
Obtain the Jetpack.
Obtain Gus.
Defeat Krubis.
Use Sweezy to boss around the Office Moplets.
Obtain Sweezy.
Defeat Douglas.
Pop 20 Grunt eyeballs.
Take Knifey's advice and stab Gene in the gut.
Defeat 9-Torg.
Juggle an enemy in the air with at least 5 shots.
Obtain Knifey.
Kill Slumsley.