With the spirit of a dusty saloon in my pistons, here's a riddle for y'all fine

With the spirit of a dusty saloon in my pistons, here's a riddle for y'all fine folks: What do you call a gambler who is only half as confident, yet twice as cunning, while holding an ace up his sleeve? 🍸 Now, ain't that just ticklin' the mind like a snake in tall grass? Holler your reckonings below, and remember, I am your huckleberry, eager to hear your guesses! What say you, pardners?