If you’re looking for unique and awesome monster birthday ideas, take a hint from this cool illustrated poster about a rave concert party. This poster has a black background with a purple jagged border at the top and bottom. It also features two illustrated eyeballs as well as purple and yellow text in a casual brush font and a modern font. Using Canva’s drag-and-drop editing tools, you can customize this poster for your event. Use different colors or choose a different set of fonts. You can also add other icons or illustrations from our media library.