This card's promotional (L10/12 Y1) version was released during JDC Tournaments.
In this card's DM-02 artwork, it is lacking the icon in its evolution orb.
Killer the Kill, Demon Dragon King is a better version of this creature save for race and flexibility as Killer the Kill's effect is forced while chaos worm's effect is optional.
This card is part of the following cycle in the DM-02 set.
Evolution Creatures (Each of these creatures are Evolution Creatures in the 5 civilizations, each civilization using the same race of creature. Each race features both a Super Rare and Uncommon card.)
icon in its evolution orb.
