For beating achievement 12, Stalactite, you have to run at high speeds into spikes. The best way to do this is to use the yellow arrow strip next to the number 4, and run yourself right into the spikes pointing towards you on the ceiling diagonal from number 01.
you have to skewer yourself at high speed on downward facing spikes
If you launch a corpse to the bottom of the screen, you can get the Hellbound achievement. This is from the flash based game Achievement Unlocked.
how do you get rgb in achievement unlocked 2
ask for a hint
You have to drown yourself.
yeah, there already is one... its on armor games its just called achievement unlocked 2
Click on screen and press space.
earn all other achievements
go to the top left corner
Type in the programmer's name (jmtb02)
Press the space bar
In the game "Achievement Unlocked," "Too Much Contra" is an achievement that is unlocked by dying 100 times. This achievement is a reference to the popular video game series "Contra," known for its high difficulty level and frequent player deaths. By dying 100 times in "Achievement Unlocked," players can unlock this achievement as a humorous nod to the challenging nature of classic games like "Contra."