Foundations

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

Courageous Goblin | Creature | Goblin | Whenever this creature attacks while you control a creature with power 4 or greater, this creature gets +1/+0 and gains menace until end of turn. (It can't be blocked except by two or more creatures.) | Ben Wootten

Crackling Cyclops | Creature | Cyclops Wizard | Whenever you cast a noncreature spell, this creature gets +3/+0 until end of turn. | Kev Walker

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

Goblin Boarders | Creature | Goblin Pirate | Raid — This creature enters with a +1/+1 counter on it if you attacked this turn. | Filipe Pagliuso

Gorehorn Raider | Creature | Minotaur Pirate | Raid — When this creature enters, if you attacked this turn, this creature deals 2 damage to any target. | Warren Mahy

Kellan, Planar Trailblazer | Legendary Creature | Human Faerie Scout | {1}{R}: If Kellan is a Scout, it becomes a Human Faerie Detective and gains "Whenever Kellan deals combat damage to a player, exile the top card of your library. You may play that card this turn." {2}{R}: If Kellan is a Detective, it becomes a 3/2 Human Faerie Rogue and gains double strike. | Zoltan Boros

Searslicer Goblin | Creature | Goblin Warrior | Raid — At the beginning of your end step, if you attacked this turn, create a 1/1 red Goblin creature token. | Wayne Reynolds

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

Sower of Chaos | Creature | Devil | {2}{R}: Target creature can't block this turn. | Brian Valeza

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

Twinflame Tyrant | Creature | Dragon | Flying If a source you control would deal damage to an opponent or a permanent an opponent controls, it deals double that damage instead. | Xabi Gaztelua

Axgard Cavalry | Creature | Dwarf Berserker | {T}: Target creature gains haste until end of turn. | Evyn Fong

Brazen Scourge | Creature | Gremlin | Haste | Kev Walker

Drakuseth, Maw of Flames | Legendary Creature | Dragon | Flying Whenever Drakuseth, Maw of Flames attacks, it deals 4 damage to any target and 3 damage to each of up to two other targets. | Grzegorz Rutkowski

Etali, Primal Storm | Legendary Creature | Elder Dinosaur | Whenever Etali, Primal Storm attacks, exile the top card of each player's library, then you may cast any number of spells from among those cards without paying their mana costs. | Raymond Swanland

Fanatical Firebrand | Creature | Goblin Pirate | Haste {T}, Sacrifice Fanatical Firebrand: It deals 1 damage to any target. | Wayne Reynolds

Firebrand Archer | Creature | Human Archer | Whenever you cast a noncreature spell, Firebrand Archer deals 1 damage to each opponent. | John Stanko

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

Flamewake Phoenix | Creature | Phoenix | Flying, haste Flamewake Phoenix attacks each combat if able. Ferocious — At the beginning of combat on your turn, if you control a creature with power 4 or greater, you may pay {R}. If you do, return Flamewake Phoenix from your graveyard to the battlefield. | Min Yum

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

Krenko, Mob Boss | Legendary Creature | Goblin Warrior | {T}: Create X 1/1 red Goblin creature tokens, where X is the number of Goblins you control. | Lie Setiawan

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

Spitfire Lagac | Creature | Lizard | Landfall — Whenever a land you control enters, Spitfire Lagac deals 1 damage to each opponent. | Antonio José Manzanedo

Swiftblade Vindicator | Creature | Human Soldier | Double strike, vigilance, trample | Viktor Titov

Niv-Mizzet, Visionary | Legendary Creature | Dragon Wizard | Flying You have no maximum hand size. Whenever a source you control deals noncombat damage to an opponent, you draw that many cards. | Dan Murayama Scott

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

Alesha, Who Laughs at Fate | Legendary Creature | Human Warrior | First strike Whenever Alesha attacks, put a +1/+1 counter on it. Raid — At the beginning of your end step, if you attacked this turn, return target creature card with mana value less than or equal to Alesha's power from your graveyard to the battlefield. | Ekaterina Burmak

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

Ashroot Animist | Creature | Lizard Druid | Trample When this creature attacks, another target creature you control gains trample and gets +X/+X until end of turn, where X is this creature's power. | Caio Monteiro

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

Progenitus | Legendary Creature | Hydra Avatar | Protection from everything If Progenitus would be put into a graveyard from anywhere, reveal Progenitus and shuffle it into its owner's library instead. | Jaime Jones