He's been at the table 19 hands, 21/21 and has 3bet 2 out of 9 chances.

4bet or call pre?

Postflop line?

PokerStars No-Limit Hold'em, $0.10 BB (6 handed) - PokerStars Converter Tool from FlopTurnRiver.com

BB ($14.84)
UTG ($11.43)
Hero (MP) ($10.55)
CO ($11.74)
Button ($5.94)
SB ($10)

Preflop: Hero is MP with Q, Q
1 fold, Hero bets $0.35, 3 folds, BB raises to $0.80, Hero calls $0.45

Flop: ($1.65) 4, 3, 6 (2 players)
BB bets $1.50, Hero calls $1.50

Turn: ($4.65) 8 (2 players)
BB bets $5