Rule 15.5
If a video game exists, there is Thomas the Tank engine of it in some form. Whether it be through the game's own features, mods, or just artwork, you are bound to find something related to Thomas the Tank engine in any game.
>"Seriously, this game just came out and already there is a mod that adds Thomas the Tank Engine?"
>"Yeah dude, that's Rule 15.5 of gaming"
>"Yeah dude, that's Rule 15.5 of gaming"