There are 14 achievements worth a total of 1000 points
Beat all stages in any difficulty mode.
Beat all stages in CHAOS mode.
Beat all stages in HELL difficulty mode. ( and no, that 1 gamer point is not a typo)
Beat all stages in HARD mode.
Beat all stages in NORMAL difficulty mode.
Beat all stages in EASY mode.
Beat stage 6 in any difficulty mode.
Beat stage 5 in any difficulty mode.
Beat Stage 4 in any difficulty mode.
Beat stage 3 in any difficulty mode.
Beat stage 2 in any difficulty mode.
Beat stage 1 on any difficulty mode.
Play game for more than 15 hours.
collect ALL in game POWER UP ELEMENTS.