- "Gyzarus" is a combination of 3 syllables: "Gy" is a deformation of a syllable of the first name of Gaius Julius Caesar, so instead of "gai" is "Gy" because the similarity of the pronouncement. "zar" it can be from the meaning of Russian emperors Czar or a deformation of a syllable of the last name of Gaius Julius Caesar, so instead of "sar" it can be "zar". "us" it can be from the last syllable of the first 2 names of Gaius Julius Caesar.
- This card has an effect similar to that of the base "Monarch" monsters, activating when it is Summoned to the field. It also has 2400 ATK which is the same for every "Monarch".
- This is fitting, as the "Monarchs" are based on the seven kings of Ancient Rome.
- A portion of a few other "Gladiator Beast" monsters can be seen on "Gladiator Beast Gyzarus". They are:
- The face, wings, and arms of "Gladiator Beast Bestiari".
- Armor (not quite the same because it is green with red stones and some parts are shaped differently) of "Gladiator Beast Secutor".
- This monster appears in the artwork of "Gladiator Beast Charge".