Celestasia could beat your 15/16 level team alone really 
Like I said this alone:
Can beat your whole team:
And:
So this is basically your only argument? Did you know that paladin and rowanne both have their third trait?
Now what it does:
“Recover 1 armor at the start of each turn”
Sorry but your tactics to destroy my armor ain’t going to work.
He will be dead long before he can tone down their armor. But you might get really lucky and win
And last but not least the single most important difference between our teams? You could run my team in game and beat any opponent, you couldn’t do the same with Tacets team.