This article is about a/an Undead in Kamen Rider Blade.

The Squid Undead (スキッドアンデッド Sukiddo Andeddo) is an Undead capable to use the tentacles on his back to support his body and move rapidly over any terrain. This Undead appeared in the Tiger Undead's memory of the Battle Fight.

Other than being used as Leangle's Smog Squid, the Squid Undead never appeared directly in the series.

Kamen Rider Decade

The Squid Undead appeared as part of a group of several Undead which wrecked havoc as Natsumi Hikari was trapped within the changing dimensions during the destruction of the worlds. Rider War (episode)