Elsa, Ice Surfer synergizes with (only) Anna, and Moana, Chosen by the Ocean banishes (only) Te Ka
What I have discovered in the intervening years is that most players dont take the time to cast their Ur-Dragon and instead just win the game off of dragons like Utvara Hellkite and Scourge of Valkas
These were given out to judges in MTG tournaments and, as such, are incredibly rare
In 1998, there was an illustration contest publicized by CoroCoro Comics, and the winners of the contest were awarded a copy of this promo card
BUT history is a wonderful teacher, and history has shown us that White Weenie is a thing
That'll be a chase of mine, right up there with the Rainbow Rare Mew VMAX which looks perfect in its simplicity