Or, oops, a Blightsteel Colossus
Unfortunately, a lot of decks in Modern play either Path to Exile or Dismember, which are one mana answers to Stuffy Doll
An everyday common rarely earns back its grading cost, whereas a clean, scarce card can return many times the outlay
Ive excluded [casthaven]Gemstone Caverns[/casthaven] (which essentially lets you turn being on the draw to being on the play), [casthaven]Urborg, Tomb of Yawgmoth[/casthaven], and [casthaven]Vesuva[/casthaven] since they dont produce multiple mana (but can when combined with lands on this list)
Tera Pokmon ex rule: As long as this Pokmon is on your Bench, prevent all damage done to this Pokmon by attacks (both yours and your opponents)
1 Windreader Sphinx