They are from the same universe meat man is and own the Bittersweet Family Diner. They don't look like this during serving though I will draw their human disguises in a bit.
[ID: Screenshot from SungWon Cho on Twitter (X). "it is an honour and a privilege to voice two tumblr sexymen, i'd like to thank the academy" Bellow are two pictures, a panty shot of Senshi from Delicious in Dungeon, and Mordecai from Lackadaisy" ]
When people talk about needing to network/know people in showbiz. They're actually talking about "i need a cheerful, polite young man who is good at playing up the "horrified beaurecrat" while in a mildly sinister role in a premise that steadily gets more horrifying" and Sam Reich going "Oh I can get Brian David Gilbert!". They're talking about "I need a someone willing to completely straightfaced create a gag video parodying classic youtuber formula with a ridiculous premise but completely deadpan tone' and Sam Reich going "Oh I can get Sungwon Cho!". They're talking about "I need a guy who is willing to just be the creepiest most sinister clown with the goofiest voice and mannerisms" and Sam Reich going "Oh I can get Josh Ruben!". They're talking about "I need the goofiest guy possible to incompetently eat spaghetti and scatter it all around the set and onto my competitors podiums while doing witty banter" and Sam Reich going "Oh I can get Grant O- he has WHAT. Shit. Zac, Zac Oyama, where are you-"