From this thread:
So I imagine heroes that do extra damage the more mana the enemies have will be good against the Ninjas (only Kestrel and Atomos off the top of my head in 5*s)
From this thread:
So I imagine heroes that do extra damage the more mana the enemies have will be good against the Ninjas (only Kestrel and Atomos off the top of my head in 5*s)