Eustace is a fan made antagonist in Abandoned: Discovery Island.
Eustace starts in the Broadcasting Room on Night 5 with Suicide Mouse, when he activates, the television on the floor to the very left of the room will turn on with a fuzzy screen, playing a broken music box, he then moves to, Character Prep 1, Staff Area, Meat Freezer, then finally into the Office.
The appearance of Eustace is almost like a grayscale version of the classic design of Goofy, except parts of his body seem cut up, and sewn together.
When Eustace activates, he starts in the Broadcasting Room, then moves to Character Prep 1, Staff Area, Meat Freezer, then into the Office, where the player will have to shut off a camera or he will kill them. When moving he will say one of the following :
- "It's a secret to everybody"
- "I'll be your friend"
- "Don't you love me?'
- "I helped you, and got nothing in return"
- "I'll always be here"
- "I won't tell anybody else"
- "You can trust me"
- ""Wherever you go, I will follow"
- Eustace is from the Creepypasta "Mickey's Best Friend", which can be found here.
- It is believed Eustace is the same being as Pluto, like in the Creepypasta.
- The theme that plays is the broken music box theme from "Suicidemouse.avi".
- The quote "It's a secret to everybody" is a reference to The Legend of Zelda.
- Eustace is connected with Suicide Mouse