Opp. is unknown, I had been at the table 5-10 hands so far and dont' have stats on him yet...

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

CO ($8.02)
Hero ($85.90)
SB ($23.26)
BB ($36.02)
UTG ($49.50)
MP ($91.06)

Preflop: Hero is Button with A, 4. SB posts a blind of $0.25.
1 fold, MP calls $0.50, 1 fold, Hero calls $0.50, SB (poster) completes, 1 fold.

Flop: ($2) 2, 3, 5 (3 players)
SB checks, MP bets $0.5, Hero raises to $2.5, SB folds, MP raises to $6, Hero....???