"Come on Luigi, don't be a dinophobe. It takes all colors to make a rainbow."
―Mario Mario


Rainbow is a one-off skin for the Rambo Knife. This can be found in the Skincrate.

It has a colour palette of a spectra of colours, yellow, green, blue, pink and purple.


  • One of the 11 skins exclusive to the Rambo Knife.
  • This skin is a free model found in a collection of skins here.
  • Despite being called the Rainbow skin, this does not feature all the colours of a rainbow.
    • The most noticeable omission is orange.

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