What CS:GO Case Has the Best Odds? The CS:GO case is one of the most popular items for Counter-Strike. They are fun to open and they can contain some of Counter-Strike's finest and expensive skins. The CS:GO cases aren't all created equal. Certain cases from CS:GO are more effective than others, based on cost and likelihood of getting skins. Here are some of the most effective cases for CS:GO to open. Mil-Spec (Blue) Counter-Strike: Global Offensive is famous for its competitive 5v5 matches and flourishing Esports scene however, it also relies on an in-game economy that is worth billions. The majority of the money comes from cases that players can open and get expensive weapon skins for a small cost. However, CSGO case opening can be risky, and it's crucial for players to understand CSGO case odds prior to deciding to make any investment. The csgo cases Case Odds are the chance that RNG will pick a particular skin from a crate.