Serinus, Mana Hoarder

Trample
Whenever Serinus, Mana Hoarder deals combat damage to a player, you may cast a card from your hand by paying {w}{u}{b}{r}{g} instead of its mana cost.
{2}{w}{u}{b}{r}{g}{t}, put 3 time counters on target player, at the beginning of the chosen players
upkeep remove a time counter from them, when there is no more time counters on the chosen player, they lose the game