# Growth The essential part of Idle Ninja Online is the growth of ninjas. Since the level and stats that need upgrades are almost infinite, you can enjoy the fun of leveling up endlessly. The more you dedicate to the game, the stronger you become! ### Level Up & Upgrade Every upgrade and level up is limitless in the vast world of Idle Ninja Online. ![](/files/sU1xnAflvqEG4LETnWEK)![](/files/MUwHpWZQ3dIqaSa1EGiL) ### Build Deck of Shuriken Build your own deck of shurikens that fits your battle style the most. Numerous shurikens awaits for you to obtain and upgrade. ![](/files/FqH3cMUsKNRYoaOixS0W)![](/files/g13ZDb659bee0lOiHt0N) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.ninky.io/non-blockchain-gameplay/growth.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.