Here is the full list of all 37 RAD achievements worth 1,000 gamerscore.
Upgraded Shermie's Shop to the max!
Healed, burned and healed some more using fruit
Unlocked 50% of the Tome of the Ancients
Defeated the Colossus
Popped a chicken with your snake head
Got a Kill Streak of 10 or more
Stole a key from a shop using Suck Face
Capitalized on your bodaciousness
Helped Billy farm a plant
Upgraded Shermie's Shop
Ejected 100 tapes from an ATM
Became a Platinum member
Unlocked 25% of the Tome of the Ancients
Received a tasty beverage from the Mender altar
Did someone a Solid
Participated in a Daily Challenge
Become a Desert Chrome member
Conceive a serpent baby
Unlock 75% of the Tome of the Ancients
Unlock 100% of the Tome of the Ancients
Discover a Mutation Combo
Unlock all styles
Unlock all weapons
Unlock all Quirks
Help Billy complete his garden
Complete Cathode Raider Tasks
Complete Transfigured Tasks
Complete Vestigial Tasks
Annihilate 5 enemies at once
Get a Survivor Streak of 10 or more
Fully upgrade the town statue
Receive a cash payout from the Mender altar
Receive disapproval from the Mender altar
Shamefully fall to your death while fighting the Colossus
Complete the game De-Made style
Load your body up with the bummer mutation trifecta
Stay aloft for 10 seconds