I can suggest alternative "no-plunger" hacks based on what you have in your cabinets!
To unclog a toilet using only a toilet brush, you must use it as a manual piston to create pressure. This method works best for minor soft clogs caused by excess toilet paper. 🛠️ Preparation
If water is near the rim, scoop some out with a small cup or an old plastic container into a bucket. Lower water level helps prevent overflow.