Writing: HAMSTER

L3 is the blockchain architecture layer after L1 and L2, designed specifically for applications such as games, social networks, etc., aiming to further optimize performance, reduce costs, and improve scalability. Compared to L2, the uniqueness of L3 lies in its ability to focus on specific areas to optimize the blockchain user experience while maintaining compatibility with the underlying L1 and L2. Especially in the gaming field, L3 provides a more flexible development environment and optimized performance for blockchain games, allowing game developers to create more interactive gaming experiences while reducing user transaction costs and improving game performance.

Image Source: Starkware

In the Layer 3 domain of blockchain games, B3 and XAI are two highly anticipated platforms, both dedicated to improving the performance and user experience of on-chain games, but with different focuses on implementation.

B3's architecture focuses on scalability and multi-chain compatibility, suitable for cross-chain game development, but relies on the Base ecosystem and may be limited in non-EVM compatible scenarios. XAI, based on Arbitrum's Layer 3 architecture, focuses on increasing transaction throughput and reducing latency, suitable for on-chain games requiring fast transaction confirmation. XAI is less flexible in terms of multi-chain compatibility compared to B3, but it offers higher transaction processing efficiency, suitable for high-performance games. In terms of market expansion, B3 performs strongly in the Asian market, while XAI has gained global attention rapidly through its collaboration with Binance Launchpool, but may not be as competitive as B3 in some local markets.

How does L3 drive innovation and development in blockchain games?

The application of L3 networks in blockchain games mainly improves transaction processing capacity by optimizing consensus mechanisms and introducing data sharding technology, ensuring the rapid transfer and trading of in-game assets. This improvement effectively reduces transaction latency, allowing players to receive more timely feedback in the game, thereby improving the overall gaming experience.

In terms of costs, L3 reduces transaction fees and alleviates the burden on players and developers by optimizing consensus mechanisms and economic model design. Through more efficient smart contracts and virtual machine technology, L3 improves the utilization of computing and storage resources, further reducing operational costs while enhancing system performance. L3 also provides highly customizable features, allowing developers to adjust smart contracts and application logic according to game requirements, supporting complex game mechanisms and interactions. This flexibility is also reflected in L3's support for various digital assets (such as NFTs and tokens), providing more options for asset management and trading within the game's economic system.

Furthermore, L3's strong compatibility allows it to interface with other blockchain networks, helping existing game projects smoothly migrate to the L3 platform and achieve interoperability with other blockchain ecosystems. This feature enables the expansion of the gaming ecosystem. In practical applications, L3 can be used to build decentralized in-game economic systems, supporting the circulation and trading of assets, increasing the transparency and security of the game economy.

However, the application of L3 in blockchain games still faces some challenges. Although L3 improves scalability, there may still be performance bottlenecks in high-frequency trading game scenarios, leading to extended transaction confirmation times and affecting player experience. In terms of development, L3's modular and highly customizable architecture, while providing flexibility, also increases development complexity. Developers need to master multi-layer blockchain architecture, smart contracts, and encryption technology, which is a barrier for traditional game developers. In addition, L3's user experience also faces obstacles. Due to reliance on decentralized wallets and gas fees, ordinary players may encounter technical challenges during operations. This complexity limits the widespread popularity of blockchain games.

Overall, L3 provides a new technological path for the development of blockchain games, but before large-scale application, issues such as on-chain performance, development complexity, and user experience need to be addressed.

B3 and XAI: The Battle of Gaming L3 Giants

B3 and XAI are two highly anticipated L3 projects in the current blockchain gaming field. They aim to drive the development of blockchain games by providing high-performance, low-cost, and customizable on-chain infrastructure.

B3: Layer 3 Game Chain based on Base

B3 is an L3 blockchain ecosystem designed specifically for crypto games, built on Base, developed by NPC Labs, with team members from Coinbase and the Ethereum community. The ecosystem aims to enhance performance through horizontal scalability, reduce transaction costs, and provide a smoother experience for game developers and players. B3 has received support from Pantera Capital and successfully raised $18 million for its development and ecosystem expansion.

B3's technical architecture provides the following solutions to performance challenges in blockchain games:

• Horizontal scalability: B3 adopts a horizontally scalable architecture, supporting multiple game instances running on different chains, increasing transaction processing capacity and throughput to meet the needs of large-scale users.
• Efficient transactions and low costs: As a Layer 2 network based on Base, B3 reduces transaction costs for in-game asset transfers and interactions, lowering operational costs.
• Multi-chain compatibility: B3 supports interoperability of multiple EVM chains, allowing game developers to flexibly integrate different blockchain functionalities, running as an independent game chain or interfacing with existing blockchain ecosystems for functional and asset interoperability.
• Optimized smart contract execution: B3 optimizes smart contract architecture, reducing the latency of game logic execution, supporting complex game mechanisms and interactions, while ensuring blockchain security and transparency.

In addition, B3 has launched the BSMNT.fun platform, integrating game discovery engines and social interaction features, allowing players to participate in game decisions and interactions through blockchain. Currently, more than 20 game studios have joined the platform, including Mighty Bear Games and Infinigods. B3 provides development tools and documentation to help game developers easily build and deploy on-chain games, simplifying the use of blockchain infrastructure.

B3 is actively expanding its business in the Asian market, especially in South Korea and Japan, focusing on casual and hyper-casual games, attracting numerous developers and players. Some on-chain game projects such as DEAR and Dino Runner 3D have utilized B3's high-performance architecture and low transaction costs to provide rich gaming experiences. With the mainnet launch of B3, the number of users and developers continues to grow, demonstrating its potential for expansion in the on-chain gaming field.

XAI: L3 Game Chain Supported by Arbitrum

XAI is a Layer 3 blockchain platform based on Arbitrum, designed for game development, aiming to provide high-performance, low-cost on-chain infrastructure for Web3 games. Through its XAI token drive, XAI aims to simplify user experience, especially reducing the complexity of interaction between traditional game players and cryptocurrency wallets. XAI has completed three rounds of financing, raising a total of $10 million, which will be used for infrastructure construction, ecosystem expansion, and the promotion of developer incentive programs. In addition, XAI has become the 43rd project on Binance Launchpool, gaining more attention globally through this collaboration.

XAI's technical architecture:

• Arbitrum Technology Stack: XAI is built on Arbitrum Nitro technology and adopts Arbitrum's AnyTrust architecture to ensure high security and low-latency transaction capability.
• Low Cost and Fast Transactions: XAI supports 10,000 transactions per second, nearly instant final confirmation, and is optimized for high-frequency transactions in on-chain games, maintaining extremely low transaction costs. This allows XAI to handle asset transfers between a large number of players, especially suitable for games requiring frequent trading, such as role-playing or PvP games.
• Smart Contract Support: XAI provides an SDK supporting Unity and Unreal game engines, allowing developers to easily integrate Web3 functionality into games and deploy directly on the XAI network. The toolkit also provides simplified API interfaces.

The XAI platform supports users to trade assets in-game and simplifies the transaction process, eliminating the need for cryptocurrency wallets, thereby simplifying the item trading and collection process. To lower the barrier for Web3 games, XAI introduces account abstraction and social login functionality, allowing players to log into games through social accounts without directly using a crypto wallet. This design makes it easier for traditional gamers to participate in blockchain games. XAI has also established a $100 million game incentive fund to support innovative game project development. Additionally, XAI supports multi-chain interoperability, allowing cross-chain transfer and trading of digital assets, building an open trading market and promoting the development of on-chain game economies.

XAI's market vision is to establish an open ecosystem for game asset trading, attracting more users by lowering barriers. Currently, several games are being developed or have been launched on the platform, such as "Crypto Unicorns," "Planet X," "Final Form," and "Valeria," covering PvP battles and role-playing, among other types. The XAI platform has successfully attracted a group of developers and has entered the mainnet operation phase, with plans to further expand its ecosystem, support more Web3 game projects, and attract mainstream gamers to join.

Summary

As two major Layer 3 projects in the blockchain gaming field, B3 and XAI each provide important support for driving the development of on-chain games through their unique technical architectures and market strategies. B3 excels in its multi-chain compatibility and high scalability, particularly in the Asian market, and demonstrates significant advantages in community interaction and social gameplay. In contrast, XAI, leveraging the Arbitrum technology stack, provides a low-latency, high-throughput gaming experience and has expanded its global market through collaboration with Binance Launchpool.

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