You are kind of just witnessing Sigma raging because of Nikolai and Fyodor in the Sky Casino, Sigma is raging and clearly irritated while Fyodor and Nikolai are just standing next to each other and watching Sigma, Sigma’s hand is on his forehead and he has a irritated expression on his face as he rages.

“Dang it! God! Ahh, aw shit! Nononononononono no-no-no-no-no! Bitch Shit, no! Dammit! Fucking God! Fuck! Stupid, God dammit, come on man! Fuck oh fucking God, fuck, no, what?” Sigma yelled.