Wait a minute, I recognize the UI interface and those skill names. They are from Eushully's Meister series (Himegari, Kamidori, Amayui) of turn-based tactics games.
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End TurnCurrent turn/Turn limitLeadershipBuffs allied units on adjacent tilesDouble MoveTakes two actions per turnDiveCan move through water and underwater tilesOptionsVictory/Defeat ConditionsInfoItems