Fall of the Titans | Instant | | Surge {X}{R} (You may cast this spell for its surge cost if you or a teammate has cast another spell this turn.)
Fall of the Titans deals X damage to each of up to two targets. | Chris Rallis
Goblin Dark-Dwellers | Creature | Goblin | Menace
When Goblin Dark-Dwellers enters the battlefield, you may cast target instant or sorcery card with mana value 3 or less from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead. | Steven Belledin
Oath of Chandra | Legendary Enchantment | | When Oath of Chandra enters the battlefield, it deals 3 damage to target creature an opponent controls.
At the beginning of each end step, if a planeswalker entered the battlefield under your control this turn, Oath of Chandra deals 2 damage to each opponent. | Wesley Burt
Tyrant of Valakut | Creature | Dragon | Surge {3}{R}{R} (You may cast this spell for its surge cost if you or a teammate has cast another spell this turn.)
Flying
When Tyrant of Valakut enters the battlefield, if its surge cost was paid, it deals 3 damage to any target. | Tyler Jacobson
Jori En, Ruin Diver | Legendary Creature | Merfolk Wizard | Whenever you cast your second spell each turn, draw a card. | Igor Kieryluk
Mina and Denn, Wildborn | Legendary Creature | Elf Ally | You may play an additional land on each of your turns.
{R}{G}, Return a land you control to its owner's hand: Target creature gains trample until end of turn. | Izzy
Needle Spires | Land | | Needle Spires enters the battlefield tapped.
{T}: Add {R} or {W}.
{2}{R}{W}: Needle Spires becomes a 2/1 red and white Elemental creature with double strike until end of turn. It's still a land. | Jonas De Ro
Wandering Fumarole | Land | | Wandering Fumarole enters the battlefield tapped.
{T}: Add {U} or {R}.
{2}{U}{R}: Until end of turn, Wandering Fumarole becomes a 1/4 blue and red Elemental creature with "{0}: Switch this creature's power and toughness until end of turn." It's still a land. | Florian de Gesincourt