Rivals of Ixalan

Everdawn Champion | Creature | Human Soldier | Prevent all combat damage that would be dealt to Everdawn Champion. | Sara Winters

Exultant Skymarcher | Creature | Vampire Soldier | Flying | Ryan Yee

Forerunner of the Legion | Creature | Vampire Knight | When Forerunner of the Legion enters the battlefield, you may search your library for a Vampire card, reveal it, then shuffle and put that card on top. Whenever another Vampire enters the battlefield under your control, target creature gets +1/+1 until end of turn. | Josh Hass

Legion Conquistador | Creature | Vampire Soldier | When Legion Conquistador enters the battlefield, you may search your library for any number of cards named Legion Conquistador, reveal them, put them into your hand, then shuffle. | Sidharth Chaturvedi

Resplendent Griffin | Creature | Griffin | Flying Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) Whenever Resplendent Griffin attacks, if you have the city's blessing, put a +1/+1 counter on it. | Sam Rowan

Atzocan Seer | Creature | Human Druid | {T}: Add one mana of any color. Sacrifice Atzocan Seer: Return target Dinosaur card from your graveyard to your hand. | Joseph Meehan