Throne of Eldraine

Revenge of Ravens | Enchantment | | Whenever a creature attacks you or a planeswalker you control, that creature's controller loses 1 life and you gain 1 life. | Dmitry Burmak

Resolute Rider | Creature | Human Knight | {W/B}{W/B}: Resolute Rider gains lifelink until end of turn. {W/B}{W/B}{W/B}: Resolute Rider gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.) | Carmen Sinek

Covetous Urge | Sorcery | | Target opponent reveals their hand. You choose a nonland card from that player's graveyard or hand and exile it. You may cast that card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast that spell. | Carmen Sinek

Elite Headhunter | Creature | Human Knight | Menace (This creature can't be blocked except by two or more creatures.) {B/R}{B/R}{B/R}, Sacrifice another creature or an artifact: Elite Headhunter deals 2 damage to target creature or planeswalker. | Daarken

Deathless Knight | Creature | Skeleton Knight | Haste When you gain life for the first time each turn, return Deathless Knight from your graveyard to your hand. | Igor Kieryluk