If your opponent s Active Pokemon has any Damage Counters on it, you can do a cool 220 damage for only two Darkness Energy
its got a Bite Down attached to it, gives reach and ward 2, and has an incredibly cheap equip cost
While I know you'll take my word for it, I'm leaving it to other folks to explain why ward matters
It turns out I was way off base on Odds
Plenty of decks rely on a single big threat, whether its Troll of Khazad-dm or Tolarian Terror
A 3/3 for five mana, whenever a land enters the battlefield under its owner's control, Ob Nixilis causes the target player to lose three life, putting three +1/+1 counters on Ob Nixilis in the process