CharacterTrait.cs

using UnityEngine;
using System;

[Serializable]
public class CharacterTrait
{
    public float FinalPercentage
    {
        get { return BasePercentage + PercentageChange; }
    }

    public float PercentageChange
    {
        get { return PointPercentage * _points; }
    }

    public int Points
    {
        get { return _points; }
        set { _points = Mathf.Clamp(value, 0, MaxPoints); }
    }

    public string ID;
    public float BasePercentage;
    public float PointPercentage;
    public int MaxPoints;

    int _points = 0;

    [NonSerialized]
    public Character Character;
}