Is there an expensive skin hidden in your blue-rarity trash? Counter-Strike: Global Offensive players can find out with this tip. CSGO skins are commonly known for being expensive, but the vast majority of them are surprisingly cheap. From blues in recent cases to unattractive map skins, there are a ton of skins that aren’t worth much more than an empty inventory slot. But diligent players can sometimes discover a surprisingly pricy skin hidden in their collection. Here’s how to check if you own an expensive skin and don’t even realize it in CSGO. First, it’s important to understand why certai…