Soviet Project 1240 Uragan hydrofoil missile ship MRK-5, deemed to large, complex and expensive for series production only one prototype was built, decommissioned in 1990 and scrapped 2 years later after it sank in shallow waters due to a fire

https://www.thedrive.com/the-war-zone/41048/the-soviet-era-hurricane-high-speed-missile-boat-had-absolutely-gargantuan-hydrofoils