> For the complete documentation index, see [llms.txt](https://nbmofficialwiki.gitbook.io/nbm-shadow-depths/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://nbmofficialwiki.gitbook.io/nbm-shadow-depths/overview/nft-battle-miners-official-wiki/iv-nbm-nfts/nft-assets/energy-cells.md). # Energy Cells Energy cells are powerful assets that can be created in Shadow Depths or obtained by opening some [Energy capsules](/nbm-shadow-depths/overview/nft-battle-miners-official-wiki/iv-nbm-nfts/packs/energy-capsule.md). They can be used currently to : * [Lock](/nbm-shadow-depths/overview/nft-battle-miners-official-wiki/vii-shadow-depths/games-logic/quantum-tuning.md#lock-unlock) quantum statistic on equipment in [Shadow Depths](/nbm-shadow-depths/overview/nft-battle-miners-official-wiki/vii-shadow-depths.md) * Power up the [Apertian station](/nbm-shadow-depths/overview/nft-battle-miners-official-wiki/vi-terragrid-region/terragrid-station.md) Each energy cell comes in 5 different rarities ranging from Common to Ultimate.

Overview of the 5 rarities of energy cells (from Common to Ultimate) along with the Energy Capsule Pack (bottom right) containing a random energy cell.