Table of contents 🧑🚀 Ethernauts Guide to the Metaverse 📚 Tutorials 👋 Introduction 🐢 Ready Player Start Beginner Navigating Blockchains How to Move What to Avoid 🐇 Non Fungible Playbook Advanced Strategies Precautions 🌌 Ecosystem 1⃣ L1 🟠 Bitcoin BTC Guide 🔷 Ethereum ETH Guide 2⃣ L2 🧻 Roll Ups 🔴 Optimism Guide 🎁 zkProofs 👓 zkGuide ⛓ Side Chains 🟪 Polygon Guide 🏗 Projects NFTs DeFi 🎭 Initiatives 🧰 Resources 🛠 Tools 🎨 For Creators Non Fungible Tokens Marketplaces 🛠 Tools 🔩 For Builders dApps Smart Contracts 💎 For Supporters 🐋 WWMs 🤝 DHA 🗂 Glossary 🗃 Extras 💙 Contributors 🔗 Links 🌐 Website 🏛 Community Center