"The Ice Generator" is the fifth mission which requires you to activate a generator. The reward for this mission is 500 EXP. You must be level 19 to have access to this mission. In order to get to the generator, you will have to get past vipers, frost scorpions, and ice elementals. This map will help you find the ice generator. To those who have yet to activate the generator, here is my advice: bring a feather .