Just remix the project with your audition! Say the example line If a character you really wanted is taken, you can still audition. There's just not a high chance you'll get the character. I would prefer if you had a YT channel if you're auditioning so I can properly credit you.
Basketbally: @TheAgentgreen Arrowy: @CheesyDuckAnimations Cheesy Puffs: @KingScratchCat22 Buttony: @TheAgentgreen Donuty: @Im_elsewhere Appley: @iamafish23 Paper: @KingScratchCat22 Top Hat: @Blu_Leafx3 Popsicle Stick: @iamafish23 Lego Brick: @-TheMostUnpopular- Refridgerator: @CheesyDuckAnimations Wallet: @KingScratchCat22 Ruler: @KingScratchCat22