No, UI Omen is not from the Kefla fight. He's from the first time he goes Ultra Instinct against Jiren. The pose is the exact same. Dragon Ball Super Episode 110 :
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Mastar Media - In the next Dragon Ball Super episode, Goku will achieve his ULTIMATE FORM - Ultra Instinct. Today with special guest KenXyro, we go over what to expect next episode
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