Polygon-incubated Katana snaps up IDEX to launch native perps platform

Polygon‑incubated Katana has acquired veteran DEX IDEX to launch Katana Perps, folding a decade of exchange tech into its DeFi stack as it races Hyperliquid and dYdX for onchain derivatives volume. Katana, a DeFi‑focused Ethereum scaling chain incubated by Polygon Labs and…