Beyond the obvious free shipping filter, there are several ways to avoid delivery charges entirely it's like a mini treasure hunt for the best deal
And then you can go wide by swinging with 5/5 dorks that don't have the "until the end of turn" clause attached
The +1/+1 isn't much, but it's just a bonus compared to the other effects
Thats because, also like Clue, you are able to ask other players if they have certain suspects, weapons, or rooms in their pile, but here making those guesses is restricted by Magic mechanics: you get the opportunity to do so only when you either deal combat damage to another player, or exile six mana value worth of cards from your graveyard at the end of your turn
Better yet, its easy to obtain every base card, while rare cards are prettier versions for big spenders to chase after