
Hero of Iroas | Creature | Human Soldier | Aura spells you cast cost {1} less to cast.
Heroic — Whenever you cast a spell that targets Hero of Iroas, put a +1/+1 counter on Hero of Iroas. | Willian Murai

Keening Apparition | Creature | Spirit | Sacrifice Keening Apparition: Destroy target enchantment. | Tran Nguyen

Sungrace Pegasus | Creature | Pegasus | Flying
Lifelink (Damage dealt by this creature also causes you to gain that much life.) | Phill Simmer

Fallaji Archaeologist | Creature | Human Scout | When Fallaji Archaeologist enters, mill three cards. You may put a noncreature, nonland card from among the cards milled this way into your hand. If you don't, put a +1/+1 counter on Fallaji Archaeologist. (To mill a card, put the top card of your library into your graveyard.) | Caroline Gariba

Tah-Crop Skirmisher | Creature | Snake Warrior | Embalm {3}{U} ({3}{U}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Snake Warrior with no mana cost. Embalm only as a sorcery.) | Victor Adame Minguez

Baleful Eidolon | Enchantment Creature | Spirit | Bestow {4}{B} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)
Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
Enchanted creature gets +1/+1 and has deathtouch. | Min Yum

Basilica Screecher | Creature | Bat | Flying
Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.) | Christine Choi

Undead Butler | Creature | Zombie | When Undead Butler enters, mill three cards. (Put the top three cards of your library into your graveyard.)
When Undead Butler dies, you may exile it. When you do, return target creature card from your graveyard to your hand. | Néstor Ossandón Leal

Boundary Lands Ranger | Creature | Human Ranger | At the beginning of combat on your turn, if you control a creature with power 4 or greater, you may discard a card. If you do, draw a card. | Pascal Quidault

Makindi Sliderunner | Creature | Beast | Trample
Landfall — Whenever a land you control enters, Makindi Sliderunner gets +1/+1 until end of turn. | Matt Stewart

Rimrock Knight | Creature | Dwarf Knight | Rimrock Knight can't block. | Chris Rallis

Leafcrown Dryad | Enchantment Creature | Nymph Dryad | Bestow {3}{G} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)
Reach
Enchanted creature gets +2/+2 and has reach. | Volkan Baǵa

Voyaging Satyr | Creature | Satyr Druid | {T}: Untap target land. | Tyler Jacobson

Imperious Oligarch | Creature | Human Cleric | Vigilance
Afterlife 1 (When this creature dies, create a 1/1 white and black Spirit creature token with flying.) | Johannes Voss

Skyrider Elf | Creature | Elf Warrior Ally | Flying
Converge — Skyrider Elf enters with a +1/+1 counter on it for each color of mana spent to cast it. | Dan Murayama Scott

Halo Scarab | Artifact Creature | Insect | {2}, Exile Halo Scarab from your graveyard: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") | Khurrum