All Your Base Are Destroyed – Command and Conquer: Red Alert 2
The first thing you should know about pre-Steam games is that developers were very, very annoyed about piracy. Instead of outright denying the experience, some companies like Westwood Studios took rather interesting approaches. Command and Conquer: Red Alert 2 essentially destroyed the base and units in the first minute for users playing on pirated copies, ruining matches before they even got started.