* This monster appears in the card artwork of "[[The Wicked DreadrootDivine Evolution]]" is in its evolved form from the strongest ''[[FiendYu-Gi-Oh! R]]'' manga.** In ''Yu-Gi-Oh! R'', when [[TypeThe Wicked Dreadroot (manga)|this card]] is upgraded via "[[Monster CardsDivine Evolution (manga)|monsterDivine Evolution]] ", its neck grows longer, its fingers become sharper and its legs transform into a serpentine body. This form is the one most commonly used for its limited appearances and card artwork in the gamemanga, alongside "[[Raviel, Lord with the exception of Phantasms]]" and "its [[Darkness NeosphereSummon]]"ing in {{chapter|R|010|ref}}.

* "This card is the [[The Wicked DreadrootGod]]" is counterpart to the [[Egyptian God]] card, "[[Wicked GodsObelisk the Tormentor (original)|Obelisk the Tormentor]]".** This monster resembles a skeletal version of "Obelisk".** Similar to "Obelisk", this is the only Wicked Godcard to feature an [[original ATK and DEF]].** This card's effect to halve the [[ATK]]/[[DEF]]" version of all other monsters on the field is a reversal of "[[Egyptian Gods|Egyptian The Godof the Obelisk]]'s" "effect to gain [[Obelisk the Tormentor∞]]"ATK.

* In some English Yu-Gi-Oh! video games, the This card's French and Spanish name is spelt mistranslated as "Dreadroute''Deadroot''" rather than "''Dreadroot''".

* In the ''[[Yu-Gi-Oh! World Championship 2006]]'' and ''[[Yu-Gi-Oh! R Manga the attack name of GX Tag Force]]'', this card is known as '''"Fears KnockdownDark Dreadroute"'''. * Just like Obelisk According to [[Yako Tenma]], its name reflects the Tormentorpower this Evil God possesses. Being fear incarnate, this is the only Wicked God card with predetermined ATK and DEF valueroot of dread; it causes all monsters to become half as strong from making them fearful.