Thread:Fredy-san/@comment-28321822-20160702095627/@comment-24659969-20160702101436

1. Useful or not depends on that unit level and also your base upgrades along with the entire formation you used.

2. Yes, for early game the number of exp might sounds a lot. But later on, you will be sorry since that number only even half of the exp you got from playing a certain stage.

3. Back to number 1.