This makes it the second counterpart to "Rainbow Dragon", the first being "Rainbow Dark Dragon". Interestingly, both of these are DARK while "Rainbow Dragon" is LIGHT.
Of the four "Rainbow Dragon" monsters, this one is the easiest to Summon but has the worst drawbacks.
Also, of the four "Rainbow Dragon" monsters, this is the only one that is not an "Ultimate Crystal God" monster.
This is the only "Malefic" monster whose cost can be paid from the hand as well as the Deck.
This monster's attack name in the dub of Yu-Gi-Oh! 3D Bonds Beyond Time is Spectral Surge, while in the Japanese version it shares its attack name with its normal counterpart (Over the Rainbow), as do all "Malefic" monsters.