In the right build, Balmor, Battlemage Captain goes fast, and it's actually quite solid in Duel Commander
That being said, remember that Gruul Prowess is an aggressive deck first and foremost
If a creature that has +1/+1 counters on it receives enough -1/-1 counters to cause it to be destroyed by lethal damage or put into its owner's graveyard for having 0 or less toughness, effects that refer to the counters on that creature when it died will see all of those +1/+1 and -1/-1 counters
It was also interesting to see that Canada and Australia had around the same number of items sold, but Australia had a 60% higher average than Canada
Wizards banned Jegantha, the Wellspring, Amped Raptor, and The One Ring
The instant one-cost with kicker will give one dork you control (targets for heroic) indestructible