This is a list of all the instances that Evil Con Carne or anything affiliated with that show has been cameoed, mentioned, or crossed over in any outside media.
In "Little Rock of Horrors", General Skarr is one of the people whose brain was sucked out. This was before the he became a character on Billy and Mandy, making this a cameo.
In "Duck!" Hector, Boskov, Stomach, Cod Commando and General Skarr are all seen in a jail cell, having been victims of the farting duck. Hector yells "I'm not even on this stupid show anymore!", referencing to Evil Con Carne and Billy and Mandy becoming separate shows.
In "Keeper of the Reaper", Major Dr. Ghastly appears as one of the witnesses against Mandy. She describes her as "Cynical".
At the end of "Chicken Ball Z", Mandy bought Bunny Island from Hector, and became the new boss of Ghastly and General Skarr.
In "Skarred for Life", General Skarr moves into Endsville, making his first appearance as a recurring character on the show. The story of Evil Con Carne's in-universe downfall is explained, saying the organization was bought out by an entertainment company.
The episode "Company Halt" was a crossover episode between Evil Con Carne and The Grim Adventures of Billy and Mandy as well as the series finale of Evil Con Carne.
In "Billy Ocean", Cod Commando is seen on a ledge underwater holding up a sign that says, "remember me?" during a parody of "Under the Sea"
"The Grim Adventures of the Kids Next Door" - In the end credits they are pictures of crossovers between random Cartoon Network shows. One of "Evil Camp Carne", an amalgamation of Camp Lazlo and Evil Con Carne. In it, Hector and Stomach were attached to Lazlo, Raj was dressed as General Skarr, and Clam was dressed as Major Doctor Ghastly.
In "Toys Will Be Toys", Pud'n has a chewed up plush doll of Boskov, with the Hector broken off and with Stomach being covered up behind the table.
In the credits "Druid, Where's My Car?", one of the things Billy threw up a tree was Major Dr. Ghastly.
In "Beware of the Undertoad", Hector, Boskov, and Stomach are seen on a desert island in a pile of "junk"
In "Fear and Loathing in Endsville", Billy and Mandy are watching a game show where the announcer tries to get the participants to guess the answer to "This show featured a bear with an evil brain attatched to it" with the answer obviously being Evil Con Carne. No one guessed it.
In "Just the Two of Pus", Hector was in a jar in the psychic's shop.
Cod Commando in Billy Ocean
Ghastly in Keeper of the Reaper
General Skarr in Little Rock of Horrors
Hector and Boskov in Beware of the Undertoad
Duck "I'm not even on this stupid show anymore!"
Hill Billy
Toys Will Be Toys
Just the Two of Pus
MAD[]
MAD - Once Upon A Toon
In the episode "Once Upon a Toon" (a parody of Once Upon a Time) Hector, Boskov, and Stomach were seen in the group of other Cartoon Network characters trying to infiltrate the HeadQuarters of the mysterious figure trying to brainwash everybody.
The Powerpuff Girls[]
In the episode Stray Bullet, a plush of Hector Con Carne can be seen behind Professor Utonium
The scene
Close up and circled
Games[]
FusionFall[]
In FusionFall, The Stink Ray appears as an equipable weapon, and Hector appears as a hat.
There is a billboard in the game which features Hector Con Carne advertising a weapon store where they motto is "Everything must go ... KABOOM!!!"
Punch Time Explosion[]
General Skarr appears as an assist, where he summons tanks labeled "HCC", clearly being the tanks from Evil Con Carne, with the initials standing for "Hector Con Carne".
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