If I applied Peter Lynch's investing approach (bet on what you use, know, and love) to DeFi, this would be my list as someone who's been fulltime in this space for half a decade.
► Perp Dex: hyperliquid:native
► Rate Swapping: ethereum:0x808507121b80c02388fad14726482e061b8da827
► Money Markets: ethereum:0x58d97b57bb95320f9a05dc918aef65434969c2b2
► Money Markets (SVM): $KMNO
► Neo-Banking: ethereum:0xfe0c30065b384f05761f15d0cc899d4f9f9cc0eb
► Dexes: ethereum:0x1f9840a85d5af5bf1d1762f925bdaddc4201f984 and solana:METvsvVRapdj9cFLzq4Tr43xK4tAjQfwX76z3n6mWQL
► Blockchains: $SOL and $ETH