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[[ImageFile:ElementalHEROChaosNeos-Poly.png|thumb|right|200px200|"Elemental HERO Chaos Neos" in the commercial of ''[[Gladiator's Assault]] commercial''.]]

* This card is the [[cover card]] for of ''[[Gladiator's Assault]]''.** This monster also appears in 3D computer graphics in the commercial of ''Gladiator's Assault''.

* This card monster is named a [[Triple Contact Fusion]] form of "Chaos [[Elemental HERO Neos]]", [[Fusion Monster|fused]] with "[[Neo-Spacian Dark Panther]]" and "[[Neo-Spacian Glow Moss]]" because it.** This card's "[[Neo-Spacian]]" [[Fusion Material]]s are a fusion reference to the "[[Chaos]]" monsters, which are either [[DARK]] (in terms of "Dark Panther") or [[LIGHT]] ("Glow Moss").*** This card is also the only "Neos" Triple Contact Fusion monster to require "Neo-Spacian " monsters) with opposite [[Attribute]]s.** This monster has 4 claws in its right hand, like "Dark Panther", and 5 claws in its left hand, like "Glow Moss".** This card's ''[[OCG]]''/''[[TCG]]'' effects are upgraded versions of the effects of a "[[LIGHTElemental HERO Dark Neos]] monster " and a "[[DARKElemental HERO Glow Neos]] ".** This card is the only "Neos" Triple Contact Fusion monsterto have its effects changed from the ''[[Yu-Gi-Oh! GX]]'' anime when it was released in the ''OCG''/''TCG''.

* This monster has an [[Card evolutions|upgraded]] [[Quadruple Contact Fusion]] form: "[[Elemental HERO Chaos Cosmo Neos" appears in 3D computer graphics in the [[Gladiator's Assault]] commercial".

* Among This card is the Triple Contact Fusions, only "Chaos [[Neos]]" is unique in Triple Contact Fusion Monster to not have an effect that it doesn't remove removes all other cards on the [[field ]] when it [[leaves the field]].

* This card is the only triple "[[Fusion MaterialElemental HERO]] "monster to be printed in [[Ghost Rare]].** Some of the [[Neos1st Edition]]" Ghost Rare prints of this card in ''Gladiator's Assault'' were [[Fusion Monstermisprint]] whose effect is altered from ed with the anime when it was released in name of "Rainbow Dragon", and some of the TCG/OCG[[Unlimited Edition]] Ghost Rare prints of "Rainbow Dragon" were misprinted with this card's artwork.

* Prior to [[Series 9]], this card, along with "[[Rainbow Dragon]]", "[[Honest]]" and "[[Yubel - The Ultimate Nightmare]]" are the only cover cards to be released as [[Secret Rare]] cards in a booster pack. * This card is the only Elemental HERO to be printed [[Ghost Rare]]. * Some prints of the [[Unlimited Edition]] of the [[Ghost Rare]] version of "[[Rainbow Dragon]]" were misprinted with the picture of this card, and some prints of the [[1st Edition]] Ghost Rare version of this card were misprinted with the name of "Rainbow Dragon". * Due to an error, this card's effect mistakenly appears in place of the [[card text ]] of "[[Rain Storm]]" card text in the video games ''[[Yu-Gi-Oh! World Championship 2008]]'', ''[[Yu-Gi-Oh! GX Tag Force]] and '', and ''[[Yu-Gi-Oh! GX Tag Force 2]]'' video games.