This game is another "Perpetual Testing Initiative" game, where the "Perpetual Testing Initiative" has expanded the palette for some new items new items has replaced the deadly lasers with high energy pellets from Portal 1, and of course, the deadly lasers are the disabled devices in the Portal 2 levels in Portal 3, but they are enabled in Portal 1 devices, and in the PeTI of Portal 3, the Deadly Lasers are now required to need BEEMOD Installed on your computer if they are put inside your level editor in the PeTI instead of High Energy Pellets, they are now not required to have BEEMOD, only Deadly Lasers do(This only works in Portal 3)

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