Magic: the Gathering - Datenbank

Trample (If this creature would assign enough damage to its blockers to destroy them, you may have it assign the rest of its damage to defending player or planeswalker.) At the beginning of your upkeep, Force of Nature deals 8 damage to you unless you pay [G][G][G][G].  "It blinked, and flower petals fill like tears. Harthar, sensing weakness, attacked-and his blood fell like petals." -Shesul Fass, faerie bard