Should I close my Freedom Unlimited and product-change my OG Freedom to the Flex?

Overview

I have 8 credit cards and want to simplify my setup: U.S. Bank Cash+ #1: Internet and cellphone bills U.S. Bank Cash+ #2: Lyft and clothing U.S. Bank Smartly: 2% on non-category spending U.S. Bank Altitude Connect: Gas and travel U.S. Bank Altitude Go: Dining Chase Freedom OG: 5% rotating categories Chase Prime Visa: Amazon Chase Freedom Unlimited: Barely used My OG Freedom is older than my Freedom Unlimited. I'm considering closing the Freedom Unlimited and transferring its credit limit to

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