What is a monster? According to the Merriam-Webster dictionary, it is a “thing with a dauntingly huge size”
“Size” again, can refer to magnitude in many ways.
So we have the Goliath, which is a monster due to enormous strength, the Kraken, which is a monster due to ginormous magical casting ability, and the Wraith due to its extreme subtlety.
Why not have a monster with enormous intelligence instead? See below:
The above picture shows Evangelos Katsioulis, a monster with a deviation IQ of 196 using 15 as a single standard deviation. He is the world’s most intelligent man, and is thus a monster of extreme intelligence.
Thus, why not have a 5th monster with super-intelligence, that goads people into solving puzzles within a certain period of time or take damage?
Such a monster’s abilities may be as follows:
Above: Mass cloning, whereby the monster uses his superior intelligence to come up with a cloning system that genetically engineers all his clones with super strength, like Khan from Star Trek, and therefore overwhelming the hunters instead.