http://www.mmo-champion.com/content/1953-Goblin-Trike-Blue-Posts-MMO-Report-Comics (http://www.mmo-champion.com/content/1953-Goblin-Trike-Blue-Posts-MMO-Report-Comics)
Pretty much what they showed at the last Blizzcon, except brought to "life" in the game environment. They WILL be useable by all Horde factions just like other racial mounts, provided you get the reputation.
But everyone would much rather ride one of my hand-crafted hawgs, right? Right?!