The damage isn't the only great thing about Charge, it gives you relevant options and hidden information
folded prior to printing (resulting in a blank spot on one side of the card), folded after printing but before cutting, and folded after one side has been printed (resulting in the flag being double printed)
Yet Dumbos other ability, Making History, is where the excitement truly begins
Whitebeard Pirates, Big Mom and Animal Kingdom : Factions with distinctive colors (blue, purple, black) for new tactics
Arcaia : personally I would go Boros with Lightning Mauler and Paladin
That extra toughness helps your armies survive when you attack, plus this white creature has a mana sink thatll give you more tokens