Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Auto Rifle Master II	Get a win with the Auto Rifle on Nightmare difficulty.
Auto Rifle Master I	Get a win with the Auto Rifle on any difficulty.
Auto Shotgun Master II	Get a win with the Auto Shotgun on Nightmare difficulty.
Auto Shotgun Master I	Get a win with the Auto Shotgun on any difficulty.
Big Spender	Make 100 purchases at shops in a single run.
Blade Launcher Master II	Get a win with the Blade Launcher on Nightmare difficulty.
Blade Launcher Master I	Get a win with the Blade Launcher on any difficulty.
Burst Pistol Master II	Get a win with the Burst Pistol on Nightmare difficulty.
Burst Pistol Master I	Get a win with the Burst Pistol on any difficulty.
Cluster Launcher Master II	Get a win with the Cluster Launcher on Nightmare difficulty.
Cluster Launcher Master I	Get a win with the Cluster Launcher on any difficulty.
Crab Champion III	Get five wins total on Nightmare difficulty.
Crab Champion II	Get a win on Nightmare difficulty.
Crab Champion I	Get a win on any difficulty.
Crab Legend	Complete all challenges.
Crossbow Master II	Get a win with the Crossbow on Nightmare difficulty.
Crossbow Master I	Get a win with the Crossbow on any difficulty.
Dual Pistol Master II	Get a win with the Dual Pistols on Nightmare difficulty.
Dual Pistol Master I	Get a win with the Dual Pistols on any difficulty.
Dual Shotgun Master II	Get a win with the Dual Shotguns on Nightmare difficulty.
Dual Shotgun Master I	Get a win with the Dual Shotguns on any difficulty.
EZ	Defeat a boss in under ten seconds.
Flawless	Get a win on Normal difficulty without taking any damage.
Flex III	Clear the first biome on Nightmare difficulty without taking any damage.
Flex II	Defeat a boss without taking any damage.
Flex I	Defeat an elite without taking any damage.
Frugal	Get a win on Normal difficulty with five or less shop purchases.
Greedy	Defeat a boss with at least five greed perks in your inventory.
Gunslinger	Get a win with all weapons in the game.
Looper	Get a win after looping at least once.
Marathon	Survive until island 100.
Master	Get five wins in a row on Nightmare difficulty.
Maxed Out	Fill all mod and perk slots in your inventory during a single run.
Millionaire	Get a win with over 1M unspent crystals in your inventory.
Minigun Master II	Get a win with the Minigun on Nightmare difficulty.
Minigun Master I	Get a win with the Minigun on any difficulty.
Orb Launcher Master II	Get a win with the Orb Launcher on Nightmare difficulty.
Orb Launcher Master I	Get a win with the Orb Launcher on any difficulty.
Playing With Power	Level up a mod or perk to level 20 in a single run.
Pro	Get two wins in a row on Nightmare difficulty.
Recycler	Salvage 100 pickups in a single run.
Rocket Launcher Master II	Get a win with the Rocket Launcher on Nightmare difficulty.
Rocket Launcher Master I	Get a win with the Rocket Launcher on any difficulty.
Roller	Reroll shops 50 times in a single run.
Skilled	Get three wins in a row on any difficulty.
Slice And Dice	Get a win without firing your weapon.
Sniper Master II	Get a win with the Sniper on Nightmare difficulty.
Sniper Master I	Get a win with the Sniper on any difficulty.
Solid Gold	Fill 20 weapon mod slots with legendary weapon mods.
Speedrun III	Clear island 100 in 70 minutes or less.
Speedrun II	Clear island 50 in 40 minutes or less.
Speedrun I	Clear island 20 in 16 minutes or less.
Tank	Get 10000 max health on a single run.
Ultra Damage	Deal over 100K damage in a single shot.
Unstoppable	Get a win with over 7500 eliminations.
Vandal	Destroy 25 totems in a single run.