Trainwreckstv is looking to unbox the Counter-Strike: Global Offensive knife trinity, meaning the Emerald, Ruby, and Sapphire Karambit knives. Each one is a vibrant shade of green, red, and blue respectively, and are some of the rarest knives in Counter-Strike: Global Offensive . As of right now, he has already unboxed the Emerald and Ruby Karambits, with just the Sapphire left. Given the chance of unboxing a knife in-game is 0.26% per case, the likelihood of him completing the challenge is slim...