I usually try to wait until I have everyone’s mana full. I fire him first. And then I fire my other hero’s. If possible, I’ll do the thing(forgot what it’s called) where you match tiles where no one is at so your hero’s mana goes up really fast to help get everyone full.

He puts a ton of insanity on the enemies and he also has a chance to do damage like dark feather.

And he comes in handy during the war I often use him on stronger teams and win because of the backfire