The unchained jail tiger himself, Mountain, immovable as his name.
A playable Guard Operator in Arknights.
Real Name: Anthony Simon
- Appearance: (A furry male with goatee, short white hair); (thick eyebrows, blue eyes); (tiger ears, tiger tail tiger boy); (scars on his eye and arms).
- Physique: muscular male with large pectorals and large hands.
- Main costume: jacket on his shoulders, white pants and black tank top with shoulder spikes
- Accessories: chain necklace bandaged hand, black belt.
- Actions: holding book holding cup, fighting stance, clenched hands
|Place of Birth:||Columbia|
|Combat Experience:||6 years|
Mountain is the son of a top Columbian construction CEO who was put in prison after being framed by a rival corporation before enlisting into Rhodes Island upon his escape.
Despite his intimidating physique and powerful strength, Mountain has a courteous and polite personality with a love of wine. However, he shows a more vicious and violent side when on the battlefield. His weapon of choice is brass knuckles.
He is the primary protagonist in the side story "Mansfield Break".