# S1 Companions Living on the Ethereum blockchain, [**S1 Companions**](https://opensea.io/collection/the-nemesis-companions) are **ERC-721 NFTs**: **8,000** unique futuristic **collectibles** coming to life in the Nemesis. Each Companion is meticulously crafted from a selection of over **137 distinct attributes**, resulting in an astounding array of more than 23 billion possible mutations. Through manual curation, we ensure that every Companion is extraordinary and one-of-a-kind. Companions serve as **invaluable support for the main game avatar**, especially in the **Season Pass**. They serve as **multipliers for exp points**, significantly enriching their Holders' experience in the platform by progressing faster. The boost percentage depends on the rarity of the Companion: * **Uncommon**: 15% bonus on exp points * **Rare**: 25% bonus on exp points * **Epic**: 35% bonus on exp points * **Legendary**: 45% bonus on exp points Companions are categorized as follows: * **Legendary**: Special Limited Edition NFTs awarded to Companions Holders who successfully levelled up their Companions to level 100 by February 5th, 2024 * **Epic**: 1 - 800 (10%) * **Rare**: 801 - 3200 (30%) * **Uncommon**: 3201 - 8000 (60%) * **Common**: in-game assets (not NFT) The classification for Epic, Rare and Uncommon is made according to the official rarity ranking recognized by the open rarity algorithm visible on [Opensea](https://opensea.io/collection/the-nemesis-companions). The **benefits** of being a **Companion Holder** extend beyond the immersive gameplay experience. Holders enjoyed exclusive privileges, such as **pre-emption** rights on reserving **Genesis Lands**, granting them priority access to these highly sought-after virtual plots (March 2023). Companion Holders also gained access to the **Lands Presale** at a remarkable **50% discount**, providing a unique advantage in expanding their presence within the platform. The collection was **sold out** shortly after its launch. Companions are available for purchase on the [secondary market](https://opensea.io/collection/the-nemesis-companions). Companions Season 1 is a gateway to a world brimming with limitless possibilities, where each Companion is a treasure waiting to be discovered.
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