On September 21st, according to L2BEAT data, the current Ethereum Layer2 total lock volume (TVL) rebounded to $36.13 billion, an increase of 2.87% on the 7th. Among them, the top five lock volume are: Arbitrum One ($13.94 billion, up 1.62% on the 7th); Base ($6.59 billion, up 3.56% on the 7th); OP Mainnet ($6.12 billion, up 4.38% on the 7th); Blast ($1.55 billion, up 3.81% on the 7th); Mantle ($1.25 billion, up 5.75% on the 7th).