There are two Rakdos (black/red), two Azorius (white/blue), and one WUBRG (white/blue/black/red/green), with Tazri, Breacon of Unity.
The Retreat Cost of 3 was not something you wanted to pay if you could help it
If Summoned to the opponent's field, the opponent can often use it as Link material, meaning the player won't get to Summon "Ra" off that way
What you're hunting: Charmander IR Promo (MEP 038) the king of Series 1, trading well above box retail
While Deoxys has some friendly competition among each of its forms, each version of this extraterrestrial creature gives it a distinct appearance that will appeal to different audiences
For a given color such as white, the two colors immediately adjacent to it, green and blue, are considered complementary, while the two colors on the opposite side, black and red, are its opposing schools