Thug Licker is Basic Arithmetic before YTV curtailed (5) - Forty
Licker sounds like liquor, Thug Liquor is a Forty.
Basic Arithmetic is 2+2, which is four. Curtail YTV to get YT, four - ty
Quadruple guillotine toehold, on death's door (3) - Old
guillotine indicates to chop, quadruple to do it four times, chop off the first four letters of toehold to get old. "on death's door" is a different way of saying the same thing.
heart filled spots are, not drunken wizards or sorcerers but... (5) - Games
Not wizards or sorcercers but.... is mages. Drunken means scramble it, which is games. Heart filled spots are, "are" is R, spots filled with R is Sports (or Sprots, I guess). Sports is another word for games.
Polite exclamation before targets (5) - Games
Aims is another word for Targets.
Gee is a polite exclamation.
Gee + aims
This seems too hard. Maybe I need a "Sounds like" in there?
Prostitute and me, are intimates (6). - Friend.
HO + ME is homie. Intimates & Homie are ways of saying friend.
Sulfar thunder, essentially! (4) - Fart
Essentially signals that the word is in the clue somewhere, which it is: Sulfar t
hunder. Also, the ! indicates that it is also a definition, which, assuming you ignore the incorrect spelling of Sulfur, it is.
Oak rake scatters, damaging song (7) - karaoke
Scatters indicates an anagram. Oak rake is an anagram of karaoke. Damaging song is just a clue towards bad singing.
Singular five tiny porkers, thine insanity, serious hole (3,4,2,3,5) - One foot in the grave
Singular is another word for one.
Five tiny porkers is a weird way of saying Five Little Piggies, which indicates Toes, which indicates Foot.
Thine insanity. Insanity suggests an anagram, Thine is an anagram of "in the".
Serious Hole. Both words are other ways of saying "Grave".
Laughter who dealt it, initially flipped after reversed triple ending recombine - Farter
A form of Laughter is Hee, making "Hee" who dealt it. "who dealt it" suggests this fairly strongly.
"initially flipped after reversed triple ending recombine" is me being a troll. "Initially" indicates that you can take all the first letters and spell the answer. Which you can. Flipped After Reversed Triple Ending Recombine. But of course, I used signal words for all of those words.
space thug is international seven cut short (6) - Chewie
Chewie was the nickname of an Intern he had, who I hired after her internship was up. International with the last seven letters cut off is Intern. Space Thug is Chewbacca. Chewbacca is Intern suggest "Chewie" (given that he gave her the nickname, he'll get it at that point).
I'm sure some of mine are very hard, but I'm more looking for incorrect uses & bad clues? He designs puzzles for a living, so hard is fine. Incorrect or bad clues would still be bad though.
Thanks for helping!