Villain is mostly unknown to me. He folded 3 hands and then he limped, another person limped and I raised with xx and he pushed when it got back to him, then the very next hand...

PokerStars No-Limit Hold'em, $0.50 BB (6 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

Hero ($50)
CO ($47.80)
Button ($63.50)
SB ($19.20)
BB ($23)
UTG ($9.25)

Preflop: Hero is MP with Q, A.
1 fold, Hero raises to $2, CO calls $2, 1 fold, SB calls $1.75, BB raises to $23, Hero...