[character happily points at a green cube]
Green cubes are not dangerous for your health, they're just green cubes
[the character is suddenly drowned under a mass of green cubes falling from above]
[a researcher looks smugly at the previous panel]
Seems a million green cubes falling on top of you is not healthy…
This we have conclusively proven that green cubes are bad for your health
A warning panel styled as being from the game Portal shows a character being crushed by falling cubes, while the "Aperture Laboratories" logo smiles smugly