Every Pokemon has the same eyes as Brock's
All of Brock's pokemon have Brock eyes.
Brock (anime) - Bulbapedia, the community-driven Pokémon encyclopedia
Brock (Japanese: タケシ Takeshi) is a close friend and former traveling partner of Ash Ketchum.
I always wondered what things looked like through Brock's eyes.
It's Dangerous to Go Alone, Take This Drying Pan Pokemon/Undertale