User blog comment:Otakon7/Otakon7's Buddyfight Simulator/@comment-27985657-20160321181946/@comment-2234004-20160321195617

There was an update today for v2, so could be that ids got scrambled. Best way to check is to see what shows in deck editor when you click view on your deck.

Did you make sure you're both using the same sim version?