I’ve just hit diamond so does that mean I’ll get the diamond charm next act ? Or do I need to fill out the triangle with diamond wins ? Also will I get the animated charm or do I need to do something extra for that ?

Can somebody explain it to me that how in the Kentucky fried chicken-wings does this system counts Rank Rating? Whenever I hardtry, give in my everything to the game, and help my team to victory (usually 2nd or 3rd best in team according to...