Loaded Dice

{2}{t}: If an ability or spell made you rolled a die,
you may change the number the die landed on.
you may only activate this ability after rolling a
die.
"Gambling is a game of chance, but only to those who
are stupid enough to believe there is nothing to tip the
odds in your favor. For those who are smart enough, it
a perfect way to make an easy fortune, especially if
you play with my dice"- Moxie, Ravnican Gambler