- This card is named after the mineral Emerald.
- This card's name and Types imply that it was formed between a Level 4 "Gusto" monster and "Gem-Knight Emerald", suggesting an alliance between the "Gem-Knight" and "Gusto" Archetypes.
- This is reflected in that both effects support both archetypes.
- The first effect more heavily supports the Gustos.
- The second effect supports the Gem-Knights.
- The other Xyz Material used form this monster could possibly be "Caam, Serenity of Gusto" since both Caam's effect and Emeral's first effect are similar.
- This is reflected in that both effects support both archetypes.
- This card's first effect is similar to "Vylon Matter", except that this card targets 3 monsters while "Vylon Matter" targets 3 Equip Spell Cards.
- This card's effect reflects on "Lavalval Chain" since this card focuses in the Graveyard while "Lavalval Chain" focuses on searching through the Deck.
- This card bears similarities to "Elemental HERO Stratos" and "Gladiator Beast Bestiari". Both share the same Attribute as well.
- Additionally, this card's ATK is equal to the ATK of "Stratos", while its DEF is equal to the DEF of "Bestiari".
- This card resembles Kamen Rider Ryuki Survive Mode with its helmet and chest armor.
- This card bears a resemblance to Raiza the Storm Monarch.