It seems that this situation is perfect for a c/r bluff against a PFR. It really doesn't matter what I hold here. It's a little scarier with 2 other guys in there, but it's been working for me lately. Anyone see a problem with it?

PokerStars No-Limit Hold'em, $0.10 BB (8 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

BB ($3.45)
UTG ($14.30)
UTG+1 ($14.90)
MP1 ($11.15)
MP2 ($3.85)
CO ($4.85)
Button ($6.95)
Hero ($9.30)

Preflop: Hero is SB with 3, 3.
1 fold, UTG+1 calls $0.10, 2 folds, CO raises to $0.2, 1 fold, Hero calls $0.15, BB calls $0.10, UTG+1 calls $0.10.

Flop: ($0.80) K, 2, K (4 players)
Hero checks, BB checks, UTG+1 checks, CO bets $0.3, Hero raises to $0.9, BB folds, UTG+1 folds, CO folds.

Final Pot: $2