Innistrad: Crimson Vow

Gluttonous Guest | Creature | Vampire | When Gluttonous Guest enters the battlefield, create a Blood token. (It's an artifact with "{1}, {T}, Discard a card, Sacrifice this artifact: Draw a card.") Whenever you sacrifice a Blood token, you gain 1 life. | Jesper Ejsing

Desperate Farmer | Creature | Human Peasant | Lifelink When another creature you control dies, transform Desperate Farmer. | Valera Lutfullina

Pointed Discussion | Sorcery | | You draw two cards, lose 2 life, then create a Blood token. (It's an artifact with "{1}, {T}, Discard a card, Sacrifice this artifact: Draw a card.") | Jarel Threat

Aim for the Head | Sorcery | | Choose one — • Exile target Zombie. • Target opponent exiles two cards from their hand. | Zoltan Boros

Courier Bat | Creature | Bat | Flying When Courier Bat enters the battlefield, if you gained life this turn, return up to one target creature card from your graveyard to your hand. | Ilse Gort