Echo, is a Defending Operator featured in Tom Clancy's Rainbow Six Siege real name is Masaru Enatsu.

Che is a core member of Whitestone Industries and also shelters and abets the crimes of fellow Sinner Bai Yi. Che is accused of being the one who runs Whitestone’s “gray money” deals, along with the company’s forged accounts and other superficial business. He is an expert at hand-to-hand combat and wields both an axe and a sword. He uses these weapons to do tremendous damage when he can get in close. Likes to sleep and is pretty much lazy unless you bribe him with something could be dead lover radio or just food even letting him get off a mission