princeheru, you get them random ( or near random, the first level you cant get a powa card) after winning a battle, not all battle, near every 3 battle you win a card
90% of items are for ranger and death knight ç_ç
i am the wizard
especcially i hhave never get an epic or artifact for the wizard ç_ç they only get dext and strnght ç_ç
fun but
please, make it simply, if you pres ealry you fails ç_ç i don't like it, why don't add a catch time when press an arrow ( press up, you will catch next fire orb)
the crazy rounding of elements make the game crazy !