Monster Boyfriend is a monster version of Boyfriend who has black dark arms and legs, bloodshot eyes and a weird mouth but really, he is the best rapper and a lover to her Girlfriend and just like the original Boyfriend, he speaks in Beeps and boops and likes to rap, he also has three form, the first one is normal him being small, the second is him having extending legs and is the height of 132 feet, the third and true form is him being a giant monster with a few open mouths on his body but kind