villain is a reg

600 hands
24/18

13% 3bet SB vs UTG

$2/$4 No Limit Hold'em Cash, 6 Players

SB: (200 bb)
BB: (200.3 bb)
Hero (UTG): (352.8 bb)
MP: (209.4 bb)
CO: (143.8 bb)
BTN: (55.4 bb)

Preflop: Hero is UTG with 6d 6c
Hero raises to $12, 3 folds, SB raises to $44, BB folds, Hero calls $32

Flop: ($230) 4d Qd 6s (2 players)
SB bets $32, Hero calls $32

Turn: ($390) Kh (2 players)
SB checks, Hero bets $84, SB raises to $256, Hero ???