1.The steroid / growth hormone
2.Erythropoietin
3.Amphetamine / stimulant
4. Blockers
This is the kind of issue that attracts everyone’s attention. Some stuff can really make a superman out of players. Here I list some such kind of stuff, you can tell us more. Magic stuff. devil or angel?
BTW, what’s your

It is disgusting

using drugs just to win a game yeah, its disgusting im sure the players who used these kind of tactics felt guilty in some period of their life.