arcaneguyver on 08 February 2016
Rarest is Velocity 2x at .2%. (Super Time Force and New & Tasty were runners up at .3% each.)
Most common is Walking Dead Season One at 46%.
Edit: Well, just got the plat for Gauntlet. .1%. The grind was real. Whoever thought killing 15000 orcs was reasonable should be smacked.