Kharn the betrayer shitty deck addition's ideas

im making a kharn the betrayer deck , and i just want some ideas of some shitty cards that i can add or cards that are funny in a deck like this. I got in to magic a couple of years ago, so i don't have an idea of the older sets, so just looking for some recommendations

decklist : https://archidekt.com/decks/16338731/kharn_the_betrayal