A favorite trick of mine is to replace regular length variable names with absolutely massive ones that all share the same first 1024 characters, plays hell with debugger UIs and makes differentiation all but impossible without writing a custom lexer. Add into that a bit of Z̶͚͎̙̭͈͚͚̘͗̑̉̈́͌̆̀̚͝ă̶̡͉̠͍̻͔̯͔͖̪̤̤̫̓̽̏̉̎͌͒̆͘̕ḻ̴̡̡̝̫̠͇̻͎̥̲̜͆͌͑̍ͅg̸͈͒̏̀͂̈͊̂̾̑̈́̑͝o̴̡̙͍͉͓̘̮͗̏̒̂̃̏̓́̕ͅ and you’ve got a stew going, baby!