The Wicked Dreadroot is a character version of the card, "The Wicked Dreadroot".
The Wicked Dreadroot appears in the video games, Yu-Gi-Oh! Ultimate Masters: World Championship 2006 and Yu-Gi-Oh! World Championship 2007. In World Championship 2006, he appears as a Limited Duelist and he challenges the player to only included DARK monsters in the Deck. In World Championship 2007, he appears as a Level Four Theme Duelist and he challenges the player to successfully summon "Dark Dreadroute" and win the duel. By beating him, the player gets closer to unlocking Level Five Theme Duelists and a new Booster Pack.
In World Championship 2006, The Wicked Dreadroot plays a DARK Deck titled, "The Permadark". In World Championship 2007, he plays a Stall Deck titled, "Dark Rebirth".