According to Foresight News, L1 blockchain Shardeum tweeted that the third phase of its incentive testnet Atomium will be launched at 20:00 on October 1. This phase is expected to last 3 to 4 weeks and will stress test P2P transfer/on-chain functions and validator networks (including slashing functions). Potential rewards include SHM airdrops, NFTs, XP, badges, and rewards from partners.