Foundations

Guarded Heir | Creature | Human Noble | Lifelink (Damage dealt by this creature also causes you to gain that much life.) When this creature enters, create two 3/3 white Knight creature tokens. | Craig J Spearing

Cat Collector | Creature | Human Citizen | When this creature enters, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.") Whenever you gain life for the first time during each of your turns, create a 1/1 white Cat creature token. | Chris Seaman

Dauntless Veteran | Creature | Human Soldier | Whenever this creature attacks, creatures you control get +1/+1 until end of turn. | Chris Rallis

Sun-Blessed Healer | Creature | Human Cleric | Kicker {1}{W} (You may pay an additional {1}{W} as you cast this spell.) Lifelink (Damage dealt by this creature also causes you to gain that much life.) When this creature enters, if it was kicked, return target nonland permanent card with mana value 2 or less from your graveyard to the battlefield. | Mark Zug

Ajani's Pridemate | Creature | Cat Soldier | Whenever you gain life, put a +1/+1 counter on Ajani's Pridemate. | Kevin Sidharta

Angel of Finality | Creature | Angel | Flying When Angel of Finality enters, exile target player's graveyard. | Howard Lyon

Mischievous Pup | Creature | Dog | Flash When Mischievous Pup enters, return up to one other target permanent you control to its owner's hand. | Devin Platts

Resolute Reinforcements | Creature | Human Soldier | Flash When Resolute Reinforcements enters, create a 1/1 white Soldier creature token. | Billy Christian

Savannah Lions | Creature | Cat | | Winona Nelson

Serra Angel | Creature | Angel | Flying, vigilance | Greg Staples

Youthful Valkyrie | Creature | Angel | Flying Whenever another Angel you control enters, put a +1/+1 counter on Youthful Valkyrie. | Anna Steinbauer

Cephalid Inkmage | Creature | Octopus Wizard | When this creature enters, surveil 3. (Look at the top three cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) Threshold — This creature can't be blocked as long as there are seven or more cards in your graveyard. | Christopher Burdett

Clinquant Skymage | Creature | Bird Wizard | Flying Whenever you draw a card, put a +1/+1 counter on this creature. | Kevin Sidharta

Grappling Kraken | Creature | Kraken | Landfall — Whenever a land you control enters, tap target creature an opponent controls and put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.) | Ben Wootten

Mischievous Mystic | Creature | Human Wizard | Flying Whenever you draw your second card each turn, create a 1/1 blue Faerie creature token with flying. | Steve Prescott

Rune-Sealed Wall | Artifact Creature | Wall | Defender {T}: Surveil 1. (Look at the top card of your library. You may put it into your graveyard.) | Rockey Chen

Skyship Buccaneer | Creature | Human Pirate | Flying Raid — When this creature enters, if you attacked this turn, draw a card. | Javier Charro

Brineborn Cutthroat | Creature | Merfolk Pirate | Flash (You may cast this spell any time you could cast an instant.) Whenever you cast a spell during an opponent's turn, put a +1/+1 counter on Brineborn Cutthroat. | Caio Monteiro

Micromancer | Creature | Human Wizard | When Micromancer enters, you may search your library for an instant or sorcery card with mana value 1, reveal it, put it into your hand, then shuffle. | Ernanda Souza

Spectral Sailor | Creature | Spirit Pirate | Flash (You may cast this spell any time you could cast an instant.) Flying {3}{U}: Draw a card. | Cristi Balanescu

Arbiter of Woe | Creature | Demon | As an additional cost to cast this spell, sacrifice a creature. Flying When this creature enters, each opponent discards a card and loses 2 life. You draw a card and gain 2 life. | Jim Pavelec

Billowing Shriekmass | Creature | Spirit | Flying When this creature enters, mill three cards. (Put the top three cards of your library into your graveyard.) Threshold — This creature gets +2/+1 as long as there are seven or more cards in your graveyard. | Brent Hollowell

Infernal Vessel | Creature | Human Cleric | When this creature dies, if it wasn't a Demon, return it to the battlefield under its owner's control with two +1/+1 counters on it. It's a Demon in addition to its other types. | Franz Vohwinkel

Tragic Banshee | Creature | Spirit | Morbid — When this creature enters, target creature an opponent controls gets -1/-1 until end of turn. If a creature died this turn, that creature gets -13/-13 instead. | Camille Alquier

Vampire Gourmand | Creature | Vampire | Whenever this creature attacks, you may sacrifice another creature. If you do, draw a card and this creature can't be blocked this turn. | Chris Rallis

Vengeful Bloodwitch | Creature | Vampire Warlock | Whenever this creature or another creature you control dies, target opponent loses 1 life and you gain 1 life. | Jarel Threat

Diregraf Ghoul | Creature | Zombie | Diregraf Ghoul enters tapped. | Dave Kendall

Reassembling Skeleton | Creature | Skeleton Warrior | {1}{B}: Return Reassembling Skeleton from your graveyard to the battlefield tapped. | Austin Hsu

Stromkirk Bloodthief | Creature | Vampire Rogue | At the beginning of your end step, if an opponent lost life this turn, put a +1/+1 counter on target Vampire you control. | Caroline Gariba

Vampire Nighthawk | Creature | Vampire Shaman | Flying, deathtouch, lifelink | Jason Chan

Battlesong Berserker | Creature | Human Berserker | Whenever you attack, target creature you control gets +1/+0 and gains menace until end of turn. (It can't be blocked except by two or more creatures.) | Mirko Failoni

Dragon Trainer | Creature | Human | When this creature enters, create a 4/4 red Dragon creature token with flying. | Steve Prescott

Slumbering Cerberus | Creature | Dog | This creature doesn't untap during your untap step. Morbid — At the beginning of each end step, if a creature died this turn, untap this creature. | Kari Christensen

Strongbox Raider | Creature | Orc Pirate | Raid — When this creature enters, if you attacked this turn, exile the top two cards of your library. Choose one of them. Until the end of your next turn, you may play that card. | Craig J Spearing

Brazen Scourge | Creature | Gremlin | Haste | Kev Walker

Firespitter Whelp | Creature | Dragon | Flying Whenever you cast a noncreature or Dragon spell, Firespitter Whelp deals 1 damage to each opponent. | David Álvarez

Frenzied Goblin | Creature | Goblin Berserker | Whenever Frenzied Goblin attacks, you may pay {R}. If you do, target creature can't block this turn. | Randy Vargas

Heartfire Immolator | Creature | Human Wizard | Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) {R}, Sacrifice Heartfire Immolator: It deals damage equal to its power to target creature or planeswalker. | Donato Giancola

Shivan Dragon | Creature | Dragon | Flying (This creature can't be blocked except by creatures with flying or reach.) {R}: Shivan Dragon gets +1/+0 until end of turn. | Donato Giancola

Mold Adder | Creature | Fungus Snake | Whenever an opponent casts a blue or black spell, you may put a +1/+1 counter on Mold Adder. | Matt Cavotta

Eager Trufflesnout | Creature | Boar | Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) Whenever this creature deals combat damage to a player, create a Food token. (It's an artifact with "{2}, {T} Sacrifice this token: You gain 3 life.") | Filipe Pagliuso

Elvish Regrower | Creature | Elf Druid | When this creature enters, return target permanent card from your graveyard to your hand. | Zoltan Boros

Needletooth Pack | Creature | Dinosaur | Morbid — At the beginning of your end step, if a creature died this turn, put two +1/+1 counters on target creature you control. | Monztre

Quakestrider Ceratops | Creature | Dinosaur | | Josiah "Jo" Cameron

Affectionate Indrik | Creature | Beast | When Affectionate Indrik enters, you may have it fight target creature you don't control. (Each deals damage equal to its power to the other.) | Steve Prescott

Dwynen, Gilt-Leaf Daen | Legendary Creature | Elf Warrior | Reach Other Elf creatures you control get +1/+1. Whenever Dwynen, Gilt-Leaf Daen attacks, you gain 1 life for each attacking Elf you control. | Johannes Voss

Mild-Mannered Librarian | Creature | Human | {3}{G}: Mild-Mannered Librarian becomes a Werewolf. Put two +1/+1 counters on it and you draw a card. Activate only once. | Justyna Dura

Nessian Hornbeetle | Creature | Insect | At the beginning of combat on your turn, if you control another creature with power 4 or greater, put a +1/+1 counter on Nessian Hornbeetle. | Jason Felix

Reclamation Sage | Creature | Elf Shaman | When Reclamation Sage enters, you may destroy target artifact or enchantment. | Christopher Moeller

Wildwood Scourge | Creature | Hydra | Wildwood Scourge enters with X +1/+1 counters on it. Whenever one or more +1/+1 counters are put on another non-Hydra creature you control, put a +1/+1 counter on Wildwood Scourge. | Bryan Sola

Empyrean Eagle | Creature | Bird Spirit | Flying Other creatures you control with flying get +1/+1. | Jason A. Engle

Fiendish Panda | Creature | Bear Demon | Whenever you gain life, put a +1/+1 counter on this creature. When this creature dies, return another target non-Bear creature card with mana value less than or equal to this creature's power from your graveyard to the battlefield. | Brian Valeza

Good-Fortune Unicorn | Creature | Unicorn | Whenever another creature you control enters, put a +1/+1 counter on that creature. | Kee Lo

Dreadwing Scavenger | Creature | Nightmare Bird | Flying Whenever this creature enters or attacks, draw a card, then discard a card. Threshold — This creature gets +1/+1 and has deathtouch as long as there are seven or more cards in your graveyard. | Xavier Ribeiro

Balmor, Battlemage Captain | Legendary Creature | Bird Wizard | Flying Whenever you cast an instant or sorcery spell, creatures you control get +1/+0 and gain trample until end of turn. | Bram Sels

Tatyova, Benthic Druid | Legendary Creature | Merfolk Druid | Landfall — Whenever a land you control enters, you gain 1 life and draw a card. | Mathias Kollros

Perforating Artist | Creature | Devil | Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.) Raid — At the beginning of your end step, if you attacked this turn, each opponent loses 3 life unless that player sacrifices a nonland permanent of their choice or discards a card. | Arif Wijaya

Wardens of the Cycle | Creature | Elf Warlock | Morbid — At the beginning of your end step, if a creature died this turn, choose one — • You gain 2 life. • You draw a card and you lose 1 life. | Caroline Gariba

Ruby, Daring Tracker | Legendary Creature | Human Scout | Haste Whenever Ruby, Daring Tracker attacks while you control a creature with power 4 or greater, Ruby gets +2/+2 until end of turn. {T}: Add {R} or {G}. | Ekaterina Burmak

Burnished Hart | Artifact Creature | Elk | {3}, Sacrifice Burnished Hart: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle. | Yeong-Hao Han

Juggernaut | Artifact Creature | Juggernaut | Juggernaut attacks each combat if able. Juggernaut can't be blocked by Walls. | Kev Walker

Meteor Golem | Artifact Creature | Golem | When Meteor Golem enters, destroy target nonland permanent an opponent controls. | Lake Hurwitz