About units and free cavalier crystals

Guys, any way to farm free units and cavalier crystals? I am conqueror and in act 5.2.6

Comments

Arenas for the units.

There's no way to farm Cav crystals, but you can farm GM and Premium crystals in arenas as well.

Grind arena and buy Cavs… though I wouldn't recommended it unless you enjoy turning your units into a surprise Rick Roll………….