Phineas and Ferb are crossover characters.
In their normal series, they are known for building big inventions. In HTF, they also try to build inventions, but are usually injured or killed. Phineas is a red squirrel while Ferb is a green beaver.
Phineas and Ferb's episodes
- Spin Fun Knowin' Ya (Crossover Version 2) (Phineas only)
- More than a Peel-ing: Crushed by their inventions.
- Horrorcoaster: Ferb is crushed by a board along with Cuddles, Phineas is impaled by Flaky's spines along with Sniffles.
- Spin Fun Knowin' Ya (Crossover Version 2): Phineas dies the same way as Cuddles in the canon Spin Fun Knowin' Ya.
- Ken Pontac says that Phineas will likely die the most gruesome deaths in the series, almost as gruesome as Sniffles.