Elder Dragon Hunter

Put 2 +1/1 counters on Elder Dragon Hunter
whenever a Elder Dragon is killed
Fanged Wyvern Hunter gets +2/+2 for each
Fanged Wyvern controlled by an opponent.
{w}{u}{b}{r}{g}: Deal 5 damage to target Elder
Dragon
{2}{w}{u}{b}{r}{g}: Destroy target Elder
Dragon