>>53624204>151 is a very small amount of monsters for a whole universe?Absolutely not, even if you count each family as one you have 80 something monsters, both from a worldbuilding and a game design standpoint that is A LOT
the more you pile up the more redundant and less focused things get, quality trumps quantity
also:
https://en.wikipedia.org/wiki/Dunbar%27s_number 