This was very flavorful for a Wild West set, but it also gives you more bonuses for building a deck around only one of those types
Polyraptor | Illustration by Mark Behm Dinosaurs in Magic are one of the games many creature types
Your opponents are now forced to deal with a recurring threat from a source that they likely cant remove
Like the flashlight (3), it can directly contribute to the investigation, and by linking it with the effect of lowering the difficulty, it can illuminate a clue, and make it easier to use things like the old key bunch (3)
Additionally, opening with the right extender can help in continuing plays that were stopped by the opponent, e.g., if "Brutal Dozer" effect to Summon "Infinitrack Trencher" from Deck gets negated, "Convex Knight" can extend past it
This card can attack an opponent's monster again in a row, and if it attacks a Defense Position monster, inflict piercing battle damage to your opponent