season boost 1 - 70 = 50fg
1x t16 rift = 15fg
10 t16 rift = 100fg (+2 bonus rift)
1x grift 60 = 10fg
10x grift 60 = 100fg +rift for keys (+2 bonus grift 60)
1x grift 70 = 20fg
10x grift 70 = 160fg +rift for keys (x2 bonus grift 70)
1x grift 80 = 30fg
10x grift 80 = 240fg +rift for keys (x2 bonus grift 80)