Here is the full list of all 12 World of Haiku achievements.
Complete all the missions
Eliminate at least one horsemen virus before running out of time
Eliminate at least two horsemen virus in succession before running out of time
Eliminate at least three horsemen virus in succession before running out of time
Eliminate all four horsemen virus in succession before running out of time
Eliminate the Death horsemen virus in less than half the time given to you.
Discover all the targeted networks in the game
Meet all the Characters in the game
Break in to all the targeted networks at least once
Open 100 files within the game
Use at least 500 computer commands in the game
Survive your first mission