HalvSame is playing at 50NL for fun, Lagging it up but not getting out of line at all. He's obviously a thinking player. His pfr is very loose, especially in lp.

PokerStars Game #7443306673: Hold'em No Limit ($0.25/$0.50) - 2006/12/14 - 18:48:06 (ET)
Table 'Errai' 6-max Seat #3 is the button
Seat 1: Dr.Dude ($33 in chips)
Seat 2: ckknl ($55.75 in chips)
Seat 3: HalvSame ($74.95 in chips)
Seat 4: oneguy44 ($49.95 in chips)
Seat 5: redgrape ($255 in chips)
Seat 6: 2Impervious ($24.15 in chips)
oneguy44: posts small blind $0.25
redgrape: posts big blind $0.50
*** HOLE CARDS ***
Dealt to redgrape [Ad 7d]
2Impervious: folds
Dr.Dude: folds
ckknl: calls $0.50
HalvSame: raises $1.75 to $2.25
oneguy44: folds
redgrape: calls $1.75
ckknl: calls $1.75
*** FLOP *** [Ts Jh 5c]
redgrape: checks
ckknl: checks
HalvSame: checks
*** TURN *** [Ts Jh 5c] [2h]
redgrape: bets $6
ckknl: folds
HalvSame: raises $14 to $20
redgrape: raises $24.50 to $44.50