You're playing online, and you find someone who wants to play with you. Sounds fine. But what's this? They're an enemy? Alright. You both have the same weapon, so it'll be fair--

What? Did they just pull a rocket launcher out of nowhere? Did they just kick your ass 60 times?

Yes, they did.

There's only one solution: The Player Is A Cheating Bastard.

Unfortunately, this is inevitable. This will be found practically wherever there are multiplayer modes.

Seeing as how this list will go on forever if we name every individual game with this problem since it is virtually everywhere, so please list the most noteworthy examples.