Edgar

"Stay back, Onee-san. It's my turn if it's to fight!"

About Edgar
Usually, Edgar has quiet and gentle personality but his "double personality" comes out when he is in fighting mode and he became aggressive​, it's said that you cannot touch him when he is fighting. He always with his best friend Tet but he acts alone in Teatoral and you help out when he is being chased by someone.

About Gem
Tourmaline is a crystalline boron silicate mineral compounded with elements such as aluminium, iron, magnesium, sodium, lithium, or potassium. Tourmaline is classified as a semi-precious stone and the gemstone comes in a wide variety of colors. Source  Bi-color Tourmaline is a unique miracle of color. Often two or more colors are found in a single tourmaline crystal making a bi-color tourmaline. Source