Resolve Haze of Rage's ability, copying Haze of Rage for each spell cast before it this turn.
Resolve all copies of Haze of Rage, giving creatures you control +1/+0 until end of turn for each copy and returning the original Haze of Rage to your hand.
Repeat.
Results
Infinite magecraft triggers.
Infinite storm count.
Infinitely powerful creatures you control until end of turn.