Got myself 3x 
for a whopping 750 
Guess this is their way of addressing the iso shortage! 
Kinda useless, since the vault reset.
And I made a post about this before the event even started.
Yup should have just held onto them until the next rotation.
My three were yellow/red/green Ares. Weird.
I got champion levels for two of my 3*s, so they worked out pretty well for me.