Venomoth

You may sacrifice a creature named Venonat
rather than pay this spells mana cost.
Venomoth can't have -1/-1 counters placed on it.
Flying, infect, Ward —Discard a card.
Flanking (Whenever a creature without flanking
blocks this creature, the blocking creature gets -1/-1
until end of turn.)
{2}, {t}: Target player's creatures get -X/-X until
end of turn, where X is half of Venomoth's
toughness rounded down.