Human Laboratory World

Human Laboratory World is the first extra world found in orginal Mario Forever. It's the first custom Mario Forever world ever which was created out of the basic worlds (1-8). This world contains only human enemies. First level is an overworld in the morning, second is an overworld in the afternoon, third is an overworld at night, forth is a castle and fifth is an ending.

Human Laboratory World
Human Laboratory Sign.png
Developer: Buziol Games
Theme(s): Overworld
First appearance: Mario Forever

Level synopsis

Preview Level Theme Level length (in pixels) Time
  Human Laboratory World-1 Overworld
??? N/A
  Human Laboratory World-2 Overworld
??? N/A
  Human Laboratory World-3 Overworld
??? N/A
  Human Laboratory World-4 Castle ??? N/A
  Human Laboratory World-5 Overworld
Clones' House
??? N/A


please add


  • Earlier this world was called World WWW.GRY.o2.PL
  • This world is the first known world which levels haven't got time limit.
  • This world has no map and no boss.

Names in other languages

Language Name Meaning
Russian Мир лаборатории людей Human Laboratory World
Polish Świat Ludzkiego Laboratorium Human Laboratory World

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