GameZard is a term used in the context of porn videos where "game" refers to the act of playing or engaging with digital media, specifically video games. In this case, "zard" is likely an altered or slang version of the word lizard, which could be a reference to reptilian creatures often associated with fantasy themes. Thus, GameZard might describe a porn video that involves video game elements, possibly with fantastical or mythical creatures like dragons, demons, or other mystical beings. This tag may also indicate a scene that takes place in a virtual reality environment, where participants can immerse themselves in an interactive digital world.