Tavern Gambling

Each of your upkeeps, you and your opponent
flip a coin as long as Tavern Gambling is still in
play. If heads, the player gains 1 life then that
player's opponent discards a card. If tails, that
player loses 1 life then discards a card.
{t}, Sacrifice Tavern Gambling: Draw a card then create a treasure token for each life you gained
this turn.
"Gambling's just the currency of life!"