The Firefly Undead (ファイアフライアンデッド, Faiafurai Andeddo)[1] is an unseen Category 6 Undead from the Suit of Diamonds. When sealed, the Firefly Undead allows Kamen Rider Garren to supplement his next attack with a fire-attribute.
Firefly Undead
Firefly
for Firefly in Insectarium
Suggested by satsuinohadouken5100
Fictional insects
