Opp was playing 23/7 over 80 hands. I didn't have any history with him. In general should I always be raising these spots to iso the limper unless he's a total nit? should I be limping behind if there's more than 1 or 2 limpers generally as well?
[converted_hand][hand_history]Poker Stars, $3 Buy-in (60/120 blinds, 15 ante) No Limit Hold'em Tournament, 8 Players
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#12506232
BTN: 2,550 (21.3 bb)
SB: 11,345 (94.5 bb)
BB: 11,675 (97.3 bb)
UTG+2: 3,735 (31.1 bb)
MP1: 9,655 (80.5 bb)
MP2: 2,985 (24.9 bb)
MP3: 2,990 (24.9 bb)
Hero (CO): 7,040 (58.7 bb)
Preflop: Hero is CO with 5

5
UTG+2 folds, MP1 calls 120, 2 folds, [color="red"]Hero raises to 420