Belligerent Whiptail | Creature | Wurm | Landfall — Whenever a land enters the battlefield under your control, Belligerent Whiptail gains first strike until end of turn. | Jakub Kasper
Boiling Earth | Sorcery | | Boiling Earth deals 1 damage to each creature your opponents control.
Awaken 4—{6}{R} (If you cast this spell for {6}{R}, also put four +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.) | Titus Lunter
Goblin War Paint | Enchantment | Aura | Enchant creature
Enchanted creature gets +2/+2 and has haste. | Karl Kopinski
Lavastep Raider | Creature | Goblin Warrior | {2}{R}: Lavastep Raider gets +2/+0 until end of turn. | Matt Stewart
Makindi Sliderunner | Creature | Beast | Trample
Landfall — Whenever a land enters the battlefield under your control, Makindi Sliderunner gets +1/+1 until end of turn. | Matt Stewart
Ondu Champion | Creature | Minotaur Warrior Ally | Rally — Whenever Ondu Champion or another Ally enters the battlefield under your control, creatures you control gain trample until end of turn. | Volkan Baǵa
Outnumber | Instant | | Outnumber deals damage to target creature equal to the number of creatures you control. | Tyler Jacobson
Reckless Cohort | Creature | Human Warrior Ally | Reckless Cohort attacks each combat if able unless you control another Ally. | Volkan Baǵa
Shatterskull Recruit | Creature | Giant Warrior Ally | Menace (This creature can't be blocked except by two or more creatures.) | David Palumbo
Stonefury | Instant | | Stonefury deals damage to target creature equal to the number of lands you control. | Chris Rallis
Sure Strike | Instant | | Target creature gets +3/+0 and gains first strike until end of turn. | Jakub Kasper
Valakut Invoker | Creature | Human Shaman | {8}: Valakut Invoker deals 3 damage to any target. | Joseph Meehan
Valakut Predator | Creature | Elemental | Landfall — Whenever a land enters the battlefield under your control, Valakut Predator gets +2/+2 until end of turn. | Kev Walker
Volcanic Upheaval | Instant | | Destroy target land. | Yeong-Hao Han
Looming Spires | Land | | Looming Spires enters the battlefield tapped.
When Looming Spires enters the battlefield, target creature gets +1/+1 and gains first strike until end of turn.
{T}: Add {R}. | Florian de Gesincourt
Mountain | Basic Land | Mountain | ({T}: Add {R}.) | Noah Bradley
Mountain | Basic Land | Mountain | ({T}: Add {R}.) | Sam Burley
Mountain | Basic Land | Mountain | ({T}: Add {R}.) | Véronique Meignaud
Mountain | Basic Land | Mountain | ({T}: Add {R}.) | Adam Paquette
Mountain | Basic Land | Mountain | ({T}: Add {R}.) | Tianhua X