Nova Chess is an onchain chess game deployed as an app-specific L2 through Paima Engine's rollup framework. It leverages Paima functionality for features like gasless transactions, support for self-sequencing, cross-chain support through account abstraction, the ability to play vs AI without requiring a centralized oracle, and support for timers without centralized oracles too. Nova Chess 是一个部署为特定应用程序的L2的链上国际象棋游戏，通过 Paima Engine 的 Rollup 框架实现。它利用了 Paima 的功能，例如无需燃料费的交易、支持自主排序、通过账户抽象实现的跨链支持，无需中心化预言机即可与人工智能对战，并支持无需中心化预言机的计时功能。#Translated by GPT