"A key designed with a goat mortif.This key opens the main gate into the castle."
— Item examination
The Castle Gate Key is a key item in Resident Evil 4.
This key is used to access the interior of Ramon Salazar's castle in Chapter 3–1.
It is just outside the gate in a store room in a chest. Upon opening the chest an ambush of cultists will flood the room. It is not present in "Easy mode".
- Koichi Hamamura, ed (2006) (in Japanese). biohazard4 kaitaishinsho revised edition. Famitsu. ISBN 4-7577-2638-4.