The Guns, Love, and Tentacles Add-on for Borderlands 3 has 8 achievements worth 250 gamerscore.
Complete all Crew Challenges and Side Missions on Xylourgos.
Collect all ECHO logs on Xylourgos.
Listen to 25 fish jokes.
Find and kill all 4 rare spawns.
Marry your friends.
Watch Deathtrap kill 50 enemies.
Kill the Wendigo.
Find the party.