Arrakis finance has the largest TVL of all tokenless Protocols (according to Defillama) - 95% of the TVL is on Ethereum Mainnet, but still worth a shot, especially juicy looks the WETH/OP pool with +60% APR and considering both ETH and OP "cheap" ATM
Swap 200 USDC for WETH/OP and deposit into Arrakis Finance on Optimism