This wallet family, comprising 41 wallets linked by funding lineage from 0xef3a…8c23 to 0x91be…b4e0 and its siblings, is likely operated by the same person. The family collectively appears to be a spam-testing operation, with 0x91be…b4e0 and other members frequently interacting with "spam" functions, alongside some opportunistic NFT flipping across collections like Factory and Mystic Yeti. While 32 wallets in the family are flagged for timing automation with a maximum score of 0.40, this funding-lineage attribution is evidence-backed but not identity-confirmed.
AI summary — funding-lineage attribution from on-chain data (not OSINT).