Early game · first 8 minutes
Take cover while Yamato charges Power Slash. If she reaches you with Flying Slash, use Royal Pestments and shoot while backing away from Crimson Slash.
Rat King vs Yamato
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Mid game · Walkers
Use healing reduction if Crimson Slash keeps restoring her health. Send rats after she lands from Flying Slash, then shoot while keeping out of her melee range.
Late game · Patron
Back away when Shadow Transformation begins and stop shooting during its initial invulnerability. Wait until Yamato’s debuff immunity ends before slamming your banner down.