Small explains Toki's relationship with Skwisgaar as "...Norwegian to Skwisgaar's Swedish, pompous attitude. You took my brother from me! Murderface doesn't seem to hate Pickles any more than he hates anyone else, (including himself,) and often joins Pickles in his notorious drinking binges. William is incredibly sensitive about his appearance, which his bandmates show little sympathy for and frequently contribute to with disparaging and vituperative remarks. Murderface often drags Toki into whatever hairbrained scheme he is currently passing off as a good idea, usually due to the fact that Toki is the only one naive enough to agree with William.

Murderface tries twice to write a song in "Cleanzo", first an acoustic song apparently called "Titty Fish" , the second, a reggae song for Dr. Rockzo; both of these attempts are thwarted after Murderface gets frustrated and smashes the guitar. For once he actually tries to work hard, however, he comes to regret this when the talentless band he recruits mistreats him and takes credit for his work. Murderface's eyes go into a trance, but Nathan grabs him and they exit the bar. In "Murderface thinks he is a great speller, but demonstrated his lack of skills in his preparation and appearance on "Celebrity Spelling Bee."

Murderface and Toki write and record a grunge rock song called Murderface does a good deed when he ushers attendees of a record release party to safety during an attack on Mordhaus. He returns to his hedonistic ways with the band. Toki is Norwegian, Pickles is from the midwest, a big place for metal, Nathan is from Florida, home of American Death. Though he insists Nathan keep his plans a secret, he reveals the secret when the band is shocked to see unflattering paparazzi photos of themselves on a celebrity gossip TV program. When Toki visits a summer camp, Murderface takes the opportunity to hang out with Skwisgaar. Nathan Explosion is a fictional member of the virtual metal band Dethklok who are the lead characters in the animated series Metalocalypse. Pickles is often the voice of reason when William has a stupid idea, to which Murderface often responds with hostility or complaint. After much criticism from his bandmates regarding his lack of talent, Murderface attempts to write a song on acoustic guitar, which he never finishes because he smashes the instrument. Take your favorite fandoms with you and never miss a beat. From left to right: William Murderface, Skwisgaar Skwigelf, Nathan Explosion, Pickles, and Toki Wartooth. The album debuted at number 21 on Billboard Magazine's Top 200 list. They are often assisted by their manager and lawyer, Charles Foster Offdensen, who frequently attempts to prevent the band from making poor decisions. William Murderface is supposedly based off of Black Sabbath bass guitarist Geezer Butler. When he shows up at the awards ceremony he sees his bandmates have also altered their appearances.

From left to right: William Murderface, Skwisgaar Skwigelf, Nathan Explosion, Pickles, and Toki Wartooth. Murderface revisits his old hobby of pranking Toki and Skwisgaar, leading to much confusion and embarrassment for the two Scandinavians. Murderface continues to master the art of "bein' a dick," demonstrating these skills to Nathan and Pickles by sparking a fight between Skwisgaar and Toki, leading to a falling out between the two. He seems to go through periods of loneliness and depression, which are only magnified by his bandmates' complete inability to react to his emotions.Murderface is a hedonistic alcoholic, as he would rather cut off his penis than admit that "booze ain't food". And, again, a second-class citizen in the same band",In contrast to the deep cynicism, grim outlook, promiscuity, and alcohol and drug abuse of the other band members, Toki's character is generally childlike, innocent, and good-natured. This leads to yet another scheme, and Murderface convinces Toki to start a record label with him. Murderface has brown hair, lime green eyes, a heavy lateral lisp and a diastema, as well as tattoos on his stomach which state "Pobody's Nerfect" and "This Mess Is A Place." According to Pickles, he is a nihilist and likes to collect "morbid crap" such as torture devices and American Civil War memorabilia.Murderface has at least some familiarity with firearms as he recognizes the sound of his "driving gun" (an antique Mauser C96 handgun) after hearing it fired. His change in behavior causes Dethklok to consider firing him from the band, and Skwisgaar even suggests killing him. The band struggles to perform everyday tasks, including shopping for groceries, preparing food, and maintaining proper social relationships. Murderface has a habit of urinating inappropriately (on a display of olives at the grocery store and on journalist Nick Ibsen's shoes) or referring to urination, and even has a one-man side project called According to the Tribunal's expert, Dr. Gibbons, Murderface is a self-destructive personality who expresses his self-loathing through "bodily mutilation, tattooing, alcohol abuse, and coprophilia." Murderface wins the Brutalies Award for Most Brutal Looking Musician. Pickles, Nathan and Skwisgaar become annoyed with Murderface's constant attempts to take credit where it isn't due and drag Toki into his schemes, and they send him walking home to Mordhaus alone.