See rule 107.4e.) Effects may change an objects color, give a color to a colorless object, or make a colored object become colorless
Certain Field Spells can also splash the duel arena with really colorful decorations
If you want to get tricky and reanimate Myojin of Grim Betrayal instead of paying eight, you can pair it with Daring Fiendbonder
No guarantees of tournament viability, but this is how Id handle going all-in on the strategy today
Typically, tokens produced by cards that are printed at Common or generated by multiple cards in a set are the equivalent of "Common" tokens, which are all worthless
Of these 18 cards, 15 were part of the core series, while the other three were part of the Japanese series