To explain it further: Real world (on-chain) meant for all the interactions that need to be validated on blockchain e.g. sending SeederVerse being or items through Seeder Bridge, change ownership of NFT items, minting new Seedmon through Gacha, ... SeederVerse (off-chain) meant for all the SeederVerse related actions that don't need to be validated on the chain e.g. acquire/spend game items, receive in-game token reward, charge energy, ...