If damage dealt by a source you control is being divided or assigned among multiple permanents and/or players, that damage is divided or assigned before doubling
Due to the Dragon's immense popularity, however, the Rainbow Dragonite VSTAR's value potential has a lot of room to grow
Cards like Kenrith, the Returned King or The Ur-Dragon demand multiple colors of mana
Its also a 6/6 trample, which means you can invest into a big commander and play expensive auras, which will cascade into cheaper auras, and you can hit hard
The main way to acquire them is by completing the challenges from the Missions tab, or by fighting through the Step-Up Battles
A Golgari Elf horror for the low cost of three mana, the Abomination of Llanowar is a commander that can serve as a strong offensive and defensive threat with power and toughness equal to not just the number of Elves you control, but the number of Elves in your graveyard as well