Obtain the tri-shot power-up [Normal or higher difficulty, No Cheats]

Obtain the big spit power-up [Normal or higher difficulty, No Cheats]

Obtain the charging spit power-up [Normal or higher difficulty, No Cheats]

Obtain the wave spit power-up [Normal or higher difficulty, No Cheats]

Obtain the fire spit power-up [Normal or higher difficulty, No Cheats]

Obtain the bouncing spit power-up [Normal or higher difficulty, No Cheats]

Find a suspicious pair of sneakers... [Normal or higher difficulty, No Cheats]

Become temporarily invincible [Normal or higher difficulty, No Cheats]

Use the full power of the charging spit power-up [Normal or higher difficulty, No Cheats]

Defeat Stark's Machine after completing Treeland Forest (Normal or higher difficulty, No Cheats)

Defeat Stark's Machine after completing Treeland Forest (Hard or Hardest Difficulty, No Cheats)

Defeat Primeval after completing Treeland Forest [Normal or higher difficulty, No Cheats]

Defeat Primeval after completing Underground Cavern [Hard or Hardest Difficulty, No Cheats]

Defeat Boomer after completing Underwater Shipwreck [Normal or higher difficulty, No Cheats]

Defeat Boomer after completing Underwater Shipwreck [Hard or Hardest Difficulty, No Cheats]

Defeat Eyesore after completing Waterfall [Normal or higher difficulty, No Cheats]

Defeat Eyesore after completing Waterfall [Hard or Hardest Difficulty, No Cheats]

Defeat Belcher after completing Lava Long Volcano [Normal or higher difficulty, No Cheats]

Defeat Belcher after completing Lava Long Volcano [Hard or Hardest Difficulty, No Cheats]

Defeat Crystal Mammoth after completing Freeze-Land [Normal or higher difficulty, No Cheats]

Defeat Crystal Mammoth after completing Freeze-Land [Hard or Hardest Difficulty, No Cheats]

Defeat Bashtar after completing Treeland Jungle [Normal or higher difficulty, No Cheats]

Defeat Bashtar after completing Treeland Jungle [Hard or Hardest Difficulty, No Cheats]

Defeat Stark after completing Dark Palace [Normal or higher difficulty, No Cheats]

Defeat Stark after completing Dark Palace [Hard or Hardest Difficulty, No Cheats]

Defeat Stark Membrane after completing Golden Palace [Normal or higher difficulty, No Cheats]

Defeat Stark Membrane after completing Golden Palace [Hard or Hardest Difficulty, No Cheats]

Beat the game on Hardest Difficulty [No Cheats]

Obtain all the extra lives in Normal Difficulty [No Cheats]