Rivals of Ixalan

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

Profane Procession | Legendary Enchantment | | {3}{W}{B}: Exile target creature. Then if there are three or more cards exiled with Profane Procession, transform it. | Bastien L. Deharme

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

Protean Raider | Creature | Shapeshifter Pirate | Raid — If you attacked this turn, you may have Protean Raider enter the battlefield as a copy of any creature on the battlefield. | Izzy

Storm Fleet Sprinter | Creature | Human Pirate | Haste Storm Fleet Sprinter can't be blocked. | G-host Lee

Hadana's Climb | Legendary Enchantment | | At the beginning of combat on your turn, put a +1/+1 counter on target creature you control. Then if that creature has three or more +1/+1 counters on it, transform Hadana's Climb. | Titus Lunter

Kumena, Tyrant of Orazca | Legendary Creature | Merfolk Shaman | Tap another untapped Merfolk you control: Kumena, Tyrant of Orazca can't be blocked this turn. Tap three untapped Merfolk you control: Draw a card. Tap five untapped Merfolk you control: Put a +1/+1 counter on each Merfolk you control. | Tyler Jacobson

Journey to Eternity | Legendary Enchantment | Aura | Enchant creature you control When enchanted creature dies, return it to the battlefield under your control, then return Journey to Eternity to the battlefield transformed under your control. | Deruchenko Alexander

Jungle Creeper | Creature | Elemental | {3}{B}{G}: Return Jungle Creeper from your graveyard to your hand. | Matt Stewart