There is no commercially released video game titled simply "Feud" on any major platform (Arcade, NES, SNES, Genesis, PS1, PS2, PC, etc.). You are likely misremembering the title.
| Likely Game | Platform/Year | Why It Fits "Feud" |
|---|---|---|
| Family Feud | Many (NES, SNES, Genesis, PS1, PC, Mobile) | TV game show adaptation. "Feud" in title. |
| Feud (1987) | ZX Spectrum, C64, Amstrad CPC | Actual title: Feud. Wizard duel simulator by Bulldog Software. Cult classic. |
| Blood Feud | PC (1990) | Strategy/RPG hybrid by Strategic Simulations. |
| Hatfields & McCoys | Mobile/PC (2010s) | Casual games based on the famous feud. |
| Red Dead Redemption 2 | PS4/Xbox/PC (2018) | Features the "Braithwaite-Gray" family feud storyline prominently. |
| Fallout 4 | PS4/Xbox/PC (2015) | "Feud" questline (The Island / Far Harbor DLC). |
| Assassin's Creed Valhalla | PS4/5, Xbox, PC (2020) | "The Feud" quest (Soma's storyline in Grantebridgescire). |
Provide any of these details:
With one or two details, I can almost certainly identify it.