"(メ▼ー▼)/●~*" is a Japanese emoticon commonly used to express excitement or cheerfulness. It consists of a face with triangular-shaped eyes and a wide open mouth, followed by a series of wavy lines that represent waving arms. "Triangle Shaped Sunglasses #28" is an emote in Twitch's global emote library that features a pair of sunglasses with triangular-shaped lenses, tilted to the side at a 45-degree angle. It is often used to convey a cool or confident attitude.