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