TL;DR This is a cube environment that you will be familiar with if you have cubed before with a few pet cards and some more narrow build around cards than you might see normally. No power no very few DFCs.
Azorious Control
Lands
Mono White Aggro
My main consideration for adding cards that might seem off or out of place is generally 1 of 2 things:
Either I like it and want to play with it even if its not that good or
I haven't gotten around to removing it yet and I know its weird.