Cube Farmer
20 Achievements
Steam
Manta ray
Wait for it on level 3
48.8%
How to unlock the Manta ray achievement in Cube Farmer - Definitive Guide
LOWlifeSpIdEr
TrueAchievements
TrueAchievements
If you wait a few moments on level 3. Eventually a Manta Ray will swim by your island and the achievement will unlock shortly after.