Pokemon... Chaos Black Version? Thats right, Chaos Black is a hacked version of ruby. In this hacked game, you can find many new pokemon like the rare Mewthree X. Bellow is a trainer catching it in CHAOS BLACK. Not leaf green. Thats what the title says, but the title on Youtube says Chaos Black. Now for the video:

However, there are some more versions of "Mewthree". (Bellow)

Heres one more:

Pretty cool! And lastly, heres a pic of Chaos Black: