Tefaseri's Will

While Untapped, All players cannot gain life
Tefaseri's will does not Untap during the Upkeep
Phase
{b}{b}{b}{b}{t}:Until Tefaseri's Will's controllers
Untap phase, All players may cast Black Creatures
from their hand without paying its mana cost,
Black creatures have Lifelink as well as any other abilities
{9}{b}{b}{b}: Untap Tefaseri's Will
His power is yours