Card Trivia:Ichtyosterguard
- This card's name is a portmanteau of Ichthyostega and "guard".
- Visually, this monster resembled an Ichthyostega wearing armor typically worn by a royal guard, which also reflects this card's high DEF.
- The background of this released card's artwork features a beach shoreline, referencing how the Ichthyostega is one of the earliest known species to crawl out of the ocean and walk on land.