mtg cards with investigate Hostile Investigator (Extended Art) [Outlaws of Thunder Junction: The You gain 2 life. mtg cards with investigate Ongoing

In the later parts of games, when you have enough lands or if you are just flooding, these become spells you can cast and are not just dead in your hand

Volcano Hellion's enters-the-battlefield ability deals any amount of damage we choose to a creature, which means we can pick a huge number like 1,000,000 to deal to Stuffy Doll and then use Stuffy Doll to throw that 1,000,000 damage at our opponent's face

My guess is thats why Tithe Taker was included in the precon, because it looks like a fish out of water otherwise

Whenever this creature attacks, you win the game if there are twenty or more counters on it or you have twenty or more cards in hand

This card destroys problematic lands like Gaea's Cradle or Cabal Coffers and even hits basics if you want to be really nasty