
Aggressive Mining | Enchantment | | You can't play lands.
Sacrifice a land: Draw two cards. Activate only once each turn. | Franz Vohwinkel

Brood Keeper | Creature | Human Shaman | Whenever an Aura becomes attached to Brood Keeper, create a 2/2 red Dragon creature token with flying. It has "{R}: This creature gets +1/+0 until end of turn." | Scott Murphy

Chandra, Pyromaster | Legendary Planeswalker | Chandra | +1: Chandra, Pyromaster deals 1 damage to target player or planeswalker and 1 damage to up to one target creature that player or that planeswalker's controller controls. That creature can't block this turn.
0: Exile the top card of your library. You may play it this turn.
−7: Exile the top ten cards of your library. Choose an instant or sorcery card exiled this way and copy it three times. You may cast the copies without paying their mana costs. | Winona Nelson

Crucible of Fire | Enchantment | | Dragon creatures you control get +3/+3. | Dominick Domingo

Kird Chieftain | Creature | Ape | Kird Chieftain gets +1/+1 as long as you control a Forest.
{4}{G}: Target creature gets +2/+2 and gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it's attacking.) | Lars Grant-West

Kurkesh, Onakke Ancient | Legendary Creature | Ogre Spirit | Whenever you activate an ability of an artifact, if it isn't a mana ability, you may pay {R}. If you do, copy that ability. You may choose new targets for the copy. | Slawomir Maniak

Paragon of Fierce Defiance | Creature | Human Warrior | Other red creatures you control get +1/+1.
{R}, {T}: Another target red creature you control gains haste until end of turn. (It can attack and {T} this turn.) | Slawomir Maniak

Scrapyard Mongrel | Creature | Dog | As long as you control an artifact, Scrapyard Mongrel gets +2/+0 and has trample. (It can deal excess combat damage to the player or planeswalker it's attacking.) | Svetlin Velinov

Stoke the Flames | Instant | | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Stoke the Flames deals 4 damage to any target. | Ryan Barger