public IEnumerable <Wait> Devour(Attack attack)
{
Creature attacker = attack.Attacker;
IEffectHolder defender = attack.Defender;
int traitLvl = attacker.GetTrait(this);
if (defender is Creature targetCreature && defender.HasFamily(Family.Slime) && targetCreature.CurrentHP / targetCreature.GetStat(Stat.HP) <= traitLvl * 0.2)
{
attacker.Heal(20 * traitLvl);
targetCreature.TakeDamage(targetCreature.GetStat(Stat.HP), Element.Healing, null);
}
yield return(Wait.NoWait);
}