If your infect deck is doing its thing, you wont need more than two hits from this black skeleton dragon to end the game, and it gets better with power pumping effects or double strike (Fireshrieker)
When the decks faced each other, a player armed with mean old Rith, the Awakener would have a distinct advantage even if he wasn't suited up and it would be almost impossible to deal with if he was
Not only can it come into play free of countermagic, but you also create a Serpent token on each upkeep which offers a few options if you choose to sacrifice one of these tokens
I always recommend price-checking any bulk you try to sell, but not everyone does that, so its possible for valuable cards to slip through the cracks
Word Of Command Word of Command is infamously one of the most poorly worded cards in the game, but taking control of an opposing action can be a scary effect for just two black mana
Whenever you take a mulligan, your opponent draws 1 extra card into their hand