My dude is accepted, right?
Name: Sand Gambler
Second Coin Toss: Allows the user to choose a dice roll and do it over. 2P
All or Nothing: The user rolls 1-10 three times. If the results add up to 16 or higher, one enemy takes 1000 damage. If they end up as less than 15, the user takes 1000 damage. 4P
Gamble: Roll 1-10. If the result is six or higher: The next attack does piercing damage. Otherwise, the attack is negated, and the attacker takes damage equal to their own attack. 3P
Fold: Roll 1-10. The damage of the next attack is reduced by the result*100. 3P
Ante Up: Roll 1-10. The damage of the next attack is increased by the result*100. 3P
His rival is Gambler of Legend, who tried to get him killed when they were partners in treasure hunting.