Summary content It's basically in line with the old critic's prediction for the Odyssey. 1) For the specific start time, pay more attention to Twitter @arbitrum_cn; 2) There is no amount limit for cross-chain weeks; **3) **Cross-chain week hidden NFT is opened on the bridge with the highest cross-connection amount; **4) **Multichain is free during the cross-chain week; 5) A testnet trading competition will be held during the Aboard Exchange event, and the winner will be 1500u, and t...