Santa has a list, he's checked it twice, and he knows exactly which TV characters were naughty or nice. And this bunch was definitely on the naughty list!
Villain: You spilled my drink. [Mandalorian ignores him and walks to the bar.] Villain: Hey Mando! I said you spilled my drink. Barman: He said you spilled his drink. Fine, it's on me. Villain: Is that real Beskar steel?