villain is a 40/20/1 type player, but no real reads on him. when he makes a 3x pot donk lead it just looks like a bluff and rarely a monster. it seems to me we only have 2 options: shove or fold.

PokerStars No-Limit Hold'em, $2 BB (5 handed) Poker-Stars Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

Hero ($313.25)
SB ($206)
BB ($210.50)
UTG ($194.95)
MP ($84.35)

Preflop: Hero is Button with A, T.
2 folds, Hero raises to $6, SB calls $5, 1 fold.

Flop: ($14) 5, 6, T (2 players)
SB bets $46, Hero..........