Talk:Excavation/@comment-174.135.34.50-20141019222229/@comment-177.140.219.186-20141020123030

Already got Mobile Defense and Exterminate t3 keys. Im sure of it.

We stay for 15-16 rewards on earth.

But it's as you said, they are rare rewards from excavators, sometimes get out with 4 t2 keys and none t3.