The Annex Key Skip allows the player to perform a precise jump that bypasses the need for the Annex Key; it is commonly used in All Achievements speedruns.
The Undead Dragon Skip allows the player to avoid fighting the Undead Dragon and go directly to Priscilla instead.
External Resources
- Annex Key Skip demonstration https://youtu.be/9yn6GgPYd5k by San on YouTube.
- Undead Dragon Skip https://youtu.be/N_Zc24l2uLY demonstration by San on YouTube.