In the upcoming battles, I practically built nothing in the castles except for magic and the armory, especially in the Campaigns for Agrael) she is invisible without an army - so why does she need an army?!)))
I remember, the first time I played as Agrael, I ignored stealth, gathered an army, and nothing good came of it:D Although, she can't handle some opponents on her own.
And I always build unicorns, they are cheaper)) and the growth rate seems to be higher, but I'm not sure about that) In any case, blinding is very helpful sometimes))
I also love blinding, but griffins have a good ability too (they retaliate to all attacks). And they can fly.
Try and experiment, the computer allows it)) But it's better not to play on Champion (I will always tell everyone this), it's pointless if you want to have an interesting game, find a real opponent, I think we are all fans of playing the 4th game, so you will quickly find an opponent;)
Ah, I would gladly, but there is one problem called "synchronization":(