- Animator vs. Animation: In Episode 3 of Animator vs. Animation V, The Flashback
, the titular character, Henry, as well as a police officer from Escaping The Prison, make a cameo appearance when The Chosen One and The Dark Lord are rampaging throughout the internet.
- In Space with Markiplier gives a Shout-Out to Charles' famous "This is the greatest plaaaaaan!" quote in two routes.
