You will Watch Aaahh!!! Real Monsters Episode 20 online for free episodes with HQ / high quality. Stream cartoons Aaahh!!! Real Monsters Episode 20 The Rival: Oblina, always the star pupil, finds herself challenged to the limit by a gifted transfer student from another dump. So, she decides to ‘fight’ her in a scaring challenge, where they’ll have to be infront of the brarvest humans known by the monsters; such as firemen, or astronauts.