Here is the full list of all 100 Dark Xingzer achievements.
Finish Stage.
Finish Stage In 99 Seconds.
Finish Stage With 3 Or More Than 3 Hearts.
Used the 2 modes of X skills.
Destroy the controlling core.
Infiltrate the room.
Cut the miracle plant.
See the man on the castle wall before the battle ends.
Elliminate the summoned units.
Climb the tower.
Discover the chicken nest.
Eliminate all machines.
Sucked into the vortex without being hurt.
Clear without using Z skills.
Clear using only Z skill.
Light beams get blocked for 5 times or more.
Kill with X skills.
Avoid damaging corpses.
Never rained.
Clear the battle while indoor.
Strike Oldy three times during the first 5 seconds of the battle.
Contaminate the water.
Did not interrupt other side's dance.
See the private fantasies.
nter the secret file room.
Never used a detox mushroom.
void using hidden skills.
Get All The Bronze Medals.
Get All The Silver Medals.
Get All The Gold Medals.
Get All The Special Medals.