In-game card description:
"Rarity: B. HP: 300. BP: 300. Output Force: one Blue Force.
MEGATON MEMPHIS MAMMY. Use Cost: five Force, five Blue Force. Gives opponent 500 damage pts.
Eri's a Second Class Sergeant in SPARROWS, an intel agency of the Government Forces, taken off the streets to become a spy. But the life of a spy for the Memphis Megaton Mammy wasn't for her so she joined SPARROWS to be an expert at pyrotechnics."