In actual playtesting, this scenario happens more than you'd think, because with some choice words you can usually convince an opponent to help you out so you can deal with a mutual threat
My favorite decks from the last Standard format were Blue-White Control, Orzhov bounce, and Jeskai Control
Fury will shoot creatures and planeswalkers for 4 damage divided as you choose, which is pretty good for just one more mana than Flametongue Kavu since you can target planeswalkers, get double strike, and can split targets to take out more than one opposing card
Moreover, on ETB she creates a 1/1 white Ally creature token which is a nice bonus
4 Eagle Vision Talk About A Good Deal The last of the freerunning bunch, Eagle Vision, offers you the opportunity to draw three cards for one generic and one blue mana