Here is the full list of all 30 Megabyte Punch achievements.
Spend over 5000 bits in the shop
Defeat General HB-03
Bounce from the hot plates 10 times in a row
Find the flying ruins
Clear the Electro Caves Stage 1 within 30 seconds
Win the tournament
Complete the frostbyte challenge level
Jump 5 times in a row
Defeat the Ice-Beak Assassins
Find the Megabyte Punch arm part
Find the hidden level
Defeat Grand Khotep Muer
Destroy 1000 enemies
Defeat Grand Khotep Scarb
Destroy 500 enemies
Defeat General HB-02
Destroy 100 enemies
Defeat Warlord Bouldar
Collect 8192 bits
Defeat the Emperor
Win the tournament without dying
Complete the adventure mode!
Defeat the big boss without losing a life
Collect all 150 parts
Find all 30 hidden colors
Win the tournament with no ability parts equipped
Break 16 enemy shields with your pelvic thrust
Reflect a projectile 10 times in a row
Win all the special parts from the tournament.