The main gameplay mechanic in Infinity Nikki is your Ability Outfits, so upgrading them is a top priority. The first few upgrades are pretty simple, but they get harder to obtain as you upgrade them further. Before upgrading your Ability Outfits, you need to unlock them in the Heart of Infinity and then craft them. You can upgrade your regular clothes as well through the Glow Up system.

Ability Outfits are key tools to float, purify enemies, fish, groom animals, collect bugs, and win challenges in Infinity Nikki. So, having the best version of these outfits will allow you to do all these things better. In the tutorial, you'll have obtained the Floating and Purifying Outfits in the Heart of Infinity, and this is where you'll find all the other Ability Outfit sketches as well. Soon after, you'll get some normal clothing pieces that can be upgraded through Glow Up,...