“Rise of the Pirate God” and its Monkey Island 2 Influence
In “Rise of the Pirate God,” co-director Jake Rodkin asked Michael Land to echo LeChuck’s Revenge’s underground theme:I was nervous to ask Michael Land if the music in the Crossroads could allude to the music in the underground tunnels in 2 because I’m a lifelong Monkey 2 fanboy and it felt like asking to touch a live wire. He was happy to, of course!
Source: Bluesky
The Two CEOs

In Episode IV: The Trial and Execution of Guybrush Threepwood
, portraits of Telltale co-founders Dan Connors and Kevin Bruner can be seen in the courtroom.
The Cursed Pappapisshu! Returns
“Youch,” or, if you investigate the informative plaque in The Curse of Monkey Island, “pappapisshu!” The exclamation makes its comeback in Return to Monkey Island. (It also appears in Tales: here is a screenshot.)
- The Curse of Monkey Island
- Tales of Monkey Island
- Return to Monkey Island
Fade-to-Theme-Park

When you kill LeChuck in episode five and the screen fades to white, you can hear the sounds of a theme park bleed through in the soundscape.
100,000 Grubs
In episode three, you can solve the cochlea puzzle by collecting the proper number of ear grubs—100,000. DeCava makes a comment halfway through, too: Only 50,000 more to go.
Credit: Kraentz’s YouTube channel.
LeChuck’s Mask (or lack thereof)

Guybrush can try to remove LeChuck’s (nonexistent) mask, just like in LeChuck’s Revenge.
The Hook

The designers toyed with the idea of letting Guybrush replacing his hook with various inventory items.
Boen’s Return

Originally, Adam Harrington voiced evil LeChuck. Earl Boen came on board during episode four to voice the character, and later re-recorded the earlier non-human LeChuck parts.
The Greatest Pirate of All Time

In episode one: Make a wish to become the greatest pirate of all time
and Guybrush will turn into LeChuck.
Dora the Explorer

Guybrush asks if he can call D’Oro “D’Oro the Explorer,” a reference to the Nickelodeon cartoon, Dora the Explorer.
Chuck the Plant

The plant on Elaine’s ship is Chuck the Plant—it first appeared in Maniac Mansion and various other old LEC games.
Club 41

In episode one, a puzzle inside Club 41 was dropped. This because of WiiWare's 40 megabyte download restrictions. The location subsequently was named Club 41 as the club puzzle would have pushed the size to 41 megabytes.
Marquis de Singe

Marquis de Singe is a pun on Marquis de Sade. In addition “singe” is French for “monkey.”
Original Music in Monkey Island: Go Tell Aunt Rhody and O Good Ale Thou Art My Darling
Did you know Stan's theme and the SCUMM Bar theme in the Monkey Island games are based on pre-existing compositions? Witness Go Tell Aunt Rhody
and O Good Ale Thou Art My Darling.
One or more tune has appeared in every game.