Before you decide anything, look at this list:
Absent-mindedAdaptableAggressiveAloofAltruisticAngryApproval-seekingAssertiveCalmCharismaticCharmingCheerfulCleverCompliantConfidentConformingConscientiousConsiderateContemplativeCourageousCreativeCruelCuriousCynicalDecisiveDishonestDramaticEmotionally stableEmpatheticEnergeticEnthusiasticExtrovertedFriendlyForthrightGregariousHonestImpulsiveIrritableKindLoyalMoodyNarcissisticNeatNeedyNervousNeuroticObedientOpen to experienceOptimisticOrderlyRigidRisk-takingSelf-controlSelfishSensation-seekingSeriousShySociableTidyTimidTrustworthyVindictiveWarm
(Disclaimer: the list is not mine.)
Now cross out all of the things your parents are NOT. Then the things they may be, until you are left with two good and two bad traits for each parent.
There.
It's time to move on to...parent's appearance!

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How to make a warrior cat OC(improved version)
FanfictionNote: This was written a long time ago, please see the Note chapter for more details -March 2023 This is a fool proof method for making an OC you will never forget! Enjoy making a personal cat with a detailed history and amazing personality traits t...