Green decks usually want to have an advantage on mana, whether by generating more mana than the usual, or having effects that allow us to play more lands
The end result is that The Ur-Dragon plays a "fair" game of Magic, winning all sorts of ways with lots of variety, while Scion of the Ur-Dragon is a hyper-consistent "unfair" deck looking to 1-shot opponents, combo off, or cheat tons of Dragons on to the battlefield
National Championship Charizard Is Impressive, Even Without the Official Stamp The Charizard National Championship card hails from the EX Dragon expansion, which was released on Nov
Then, the Ballista can ping itself as many times you want, gaining a counter every time it does
Were told the top cards across all decks: The most-played nonland cards across all main decks and sideboards were Fable of the Mirror-Breaker, Thoughtseize, Fatal Push, Llanowar Elves, Elvish Mystic, and Bonecrusher Giant. Ive been skeptical about how much higher Fable can go, but its already in need of a reprint and it is a Standard-legal rare
A similar card to consider is Wyleth, Soul of Steel but hes invariably better in the CZ than in the 99 most of the time (and even then, much better when you build around Equipment and Auras)