
Descendant of Storms | Creature | Human Soldier | Whenever this creature attacks, you may pay {1}{W}. If you do, it endures 1. (Put a +1/+1 counter on it or create a 1/1 white Spirit creature token.) | Lie Setiawan

Mardu Devotee | Creature | Human Scout | When this creature enters, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)
{1}: Add {R}, {W}, or {B}. Activate only once each turn. | Lorenzo Mastroianni

Dragonstorm Forecaster | Creature | Human Scout | {2}, {T}: Search your library for a card named Dragonstorm Globe or Boulderborn Dragon, reveal it, put it into your hand, then shuffle. | Kev Fang

Humbling Elder | Creature | Human Monk | Flash
When this creature enters, target creature an opponent controls gets -2/-0 until end of turn. | Yohann Schepacz

Fleeting Effigy | Creature | Elemental | Haste
At the beginning of your end step, return this creature to its owner's hand. (Return it only if it's on the battlefield.)
{2}{R}: This creature gets +2/+0 until end of turn. | Darren Tan

Stadium Headliner | Creature | Goblin Warrior | Mobilize 1 (Whenever this creature attacks, create a tapped and attacking 1/1 red Warrior creature token. Sacrifice it at the beginning of the next end step.)
{1}{R}, Sacrifice this creature: It deals damage equal to the number of creatures you control to target creature. | Ralph Horsley

Dragon Sniper | Creature | Human Archer | Vigilance, reach, deathtouch | David Auden Nash