Ixalan

Charging Monstrosaur | Creature | Dinosaur | Trample, haste | Zack Stella

Storm Fleet Arsonist | Creature | Orc Pirate | Raid — When Storm Fleet Arsonist enters the battlefield, if you attacked this turn, target opponent sacrifices a permanent. | Jason A. Engle

Storm Fleet Pyromancer | Creature | Human Pirate Wizard | Raid — When Storm Fleet Pyromancer enters the battlefield, if you attacked this turn, Storm Fleet Pyromancer deals 2 damage to any target. | Kieran Yanner

Unfriendly Fire | Instant | | Unfriendly Fire deals 4 damage to any target. | Josu Hernaiz

Huatli, Warrior Poet | Legendary Planeswalker | Huatli | +2: You gain life equal to the greatest power among creatures you control. 0: Create a 3/3 green Dinosaur creature token with trample. −X: Huatli, Warrior Poet deals X damage divided as you choose among any number of target creatures. Creatures dealt damage this way can't block this turn. | Tyler Jacobson

Raging Swordtooth | Creature | Dinosaur | Trample When Raging Swordtooth enters the battlefield, it deals 1 damage to each other creature. | Izzy

Regisaur Alpha | Creature | Dinosaur | Other Dinosaurs you control have haste. When Regisaur Alpha enters the battlefield, create a 3/3 green Dinosaur creature token with trample. | Jonathan Kuo