Question: exvius how to unlock golem?
Answer: How to obtain – Second Island. Go to the Desert Exploration Map and talk to the NPC who is lying on the ground.
Go to the Oasis in the middle of the map and get some Water for the NPC. Go back to the NPC, pass him the water, and the map will unlock! ... 
Development. ... 
Golem ☆ 2.
Max Stats. ... 
Resistance. ... 
1* Skills. ... 
2* Skills.