Here is the full list of all 30 Super Raft Boat Together achievements.
Finish Clear Skies without losing a raft and without taking damage.
Play 10 runs.
Loop twice in a single run.
Get 3000 lifetime kills.
Unlock Helveti’s machine gun.
Build 1000 lifetime rafts.
Kill 300 enemies in a single run.
Get 1000 lifetime kills.
Get 20 trinkets in a single run.
Build 200 rafts in a single run.
Rescue 5 egg animals.
Loop the game.
Defeat the Super Kraken.
Deliver a sailor to their destination.
Spend $1000 in a single run.
Build 100 lifetime rafts.
Lose 100 rafts in a single run.
Get 100 lifetime kills.
Do a run.
Unlock Chauncy’s slugger.
Unlock Roboto’s laser sniper.
Unlock Beta’s rocket launcher.
Unlock Helveti’s alternate costume.
Unlock Chauncy’s alternate costume.
Unlock Roboto's alternate costume.
Unlock Beta's alternate costume.
Loop three times in a single run.
Do the daily.
Build 3000 lifetime rafts.
Play 50 runs.