The Grim Adventures of Billy and Mandy - [Mavruda] - Grim's Boner August 26, 2021 English Mavruda Crossover, Grim Adventures of Billy and Mandy Beast Boy, Billy (Grim Adventures), Cerberus, Cyborg, Eris (Grim Adventures), Grim Reaper, Malaria / Goth girl, Mandy (Grim Adventures), Naughty Eris « 1 2 » 7 8 « 1 2 »