Bullfrag resembles a muscular humanoid frog. He wears sunglasses and a black, white, and green bodysuit. His skin is a leafy green color and full of warts. The Omnitrix is located on the left side of his chest.
- Prehensile Tongue- Bullfrag has a long and sticky prehensile tongue with high tensile strength.
- Enhanced Agility- Bullfrag is capable of jumping several meters off the ground due to his frog like biology.
- Enhanced Durability- Bullfrag is durable enough to suffer multiple blows without serious damage.
- Chest Inflation- Bullfrag can inflate his chest to repel enemies or for gaining momentum to jump.
- Enhanced Strength- Bullfrag is strong enough to lift an above average weight human, in the air with ease.
- Strong Smells- Bullfrag is weak to strong smells and can easily be incapacitated by intense smells like what is produced by a Methanosians.
- Stretched Tongue- Bullfrag's tongue hurts if it is stretched too far.
- Bullfrag's design took some inspiration from the videogame series Battletoads.
- Bullfrag's appearance differs from the majority of other Incurseans seen in the series due to being a genetically optimized version of their genetics where the majority of the species are stunted by poor diet. He shares this trait of distinct appearance with Power Plant and Lank.