Here is the full list of all 31 Mr Blaster achievements.
Shot the satellites in two rolls one by one
Bolnde M
1000 stars
Skull shot in first shot
Victory in the first match
Shoot the rival in the head
Hit with the first shot
Shot more than 5 Times
Multiplayer match finished
Win multiplayer match
Win 3 match in multiplayer
Win 10 match in multiplayer
Hit every shot in the match
Shot the skull and body in the match
Shot more than 3 skull shot in one match
Won 1 matches in multiplayer mode
Won 3 matches in multiplayer mode
Won 7 matches in multiplayer mode
Won 12 matches in multiplayer mode
Won 15 matches in multiplayer mode
Won 20 matches in multiplayer mode
Win with all rivals
Win versus Friend
Houston, Special Black, Yuri
Alien
Super Ball, Ferereo, Diver Cos
Jojoer, Lolo Pink, Trans Black
Launch the game 10 Times
Fight 10 times in multiplayer mode
Beat 10 much stronger opponents in multiplayer
Unlock Gaben exclusive character