Unbans arent a common scene in Magic: the Gathering, but when they do happen, they always completely upheave the secondary market
Aggression is quite flavourful, showing that barbarian lady going all Leeeeroy Jenkins into the castle
The 2 life is negligible and the 2 less starting loyalty is not that big of a deal either, in my opinion since you will more often than not, being spamming her 0 ability, which will add a loyalty counter from the Proliferate trigger anyways
I created two design rules for these cards: The creature sides should just have an enters ability and an activated ability to transform
Indestructible creatures will gladly take whatever damage you can dish out, and there are even creatures like Stuffy Doll that will redirect that damage to your opponent
Playing fewer protective creatures allowed me to play more spells that protect and also therefor trigger heroic