Funko Batman ProtectionBatman. The name strikes fear in the heart of evil Funko keychains everywhere. Yes, this Batman keychain acts just like the real thing. Okay, that’s not true, but it does look like the real thing. This Batman keychain is the perfect accessory if you want protection for the rest of your keychains. If you are a fan of The Dark Knight of DC Comics (by way of The Flash) and enjoy an officially licensed Funko POP, check out this POP! Keychain: The Flash – Batman Vinyl Figure.