The incorporation of blockchain technology into metaverse platforms is a significant trend as of March 2024. Here are some key points about this trend:

1. Asset Ownership and Trade: Blockchain enables secure ownership and trade of digital assets like virtual real estate, avatar skins, accessories, etc. Non-fungible tokens (NFTs) are being used to represent unique virtual items.

2. Decentralized Identity: Users can have self-sovereign digital identities on the blockchain, allowing them to control their data and digital footprints across metaverse platforms.

3. Virtual Economies: Cryptocurrencies and tokenized assets are facilitating virtual economies within the metaverse, enabling peer-to-peer transactions, virtual commerce, and value exchange.

4. Governance: Decentralized autonomous organizations (DAOs) built on blockchain allow for decentralized governance of virtual worlds and metaverse projects.

5. Interoperability: Blockchain enables asset interoperability and portability across different metaverse platforms through shared standards and protocols.

6. Data Integrity: The immutable and transparent nature of blockchain ensures data integrity, preventing tampering of virtual world assets, histories, and records.

7. Creator Economy: Blockchain-based creator economies are emerging, allowing creators to monetize their virtual content and experiences directly.

8. Land Ownership: Virtual land parcels in certain metaverse platforms are being tokenized and traded on blockchain as NFTs.

Major metaverse platforms like Decentraland, The Sandbox, Cryptovoxels, and Somnium Space have already integrated blockchain to unlock these possibilities. As the metaverse grows, blockchain is expected to be a foundational layer enabling security, ownership, transactions, and governance.