So I've recently got the three legendary beasts from Secret Wonders. Now which is your (subjective) "correct" order:
Pokedex:
Raikou(#243) – Entei (#244) – Suicune (#245)
Set Number:
Entei (#7) – Raikou (#26) – Suicune (#32)
Artwork:
Raikou – Suicune – Entei
by Annual_Sky_5194