Erratic Cyclops | Creature | Cyclops Shaman | Trample
Whenever you cast an instant or sorcery spell, Erratic Cyclops gets +X/+0 until end of turn, where X is that spell's mana value. | Milivoj Ćeran
4.0 LSV
Experimental Frenzy | Enchantment | | You may look at the top card of your library any time.
You may play lands and cast spells from the top of your library.
You can't play lands or cast spells from your hand.
{3}{R}: Destroy Experimental Frenzy. | Simon Dominic
5.0 LSV
Legion Warboss | Creature | Goblin Soldier | Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)
At the beginning of combat on your turn, create a 1/1 red Goblin creature token. That token gains haste until end of turn and attacks this combat if able. | Alex Konstad
4.0 LSV
Risk Factor | Instant | | Target opponent may have Risk Factor deal 4 damage to them. If that player doesn't, you draw three cards.
Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.) | Chris Seaman
2.5 LSV
Runaway Steam-Kin | Creature | Elemental | Whenever you cast a red spell, if Runaway Steam-Kin has fewer than three +1/+1 counters on it, put a +1/+1 counter on Runaway Steam-Kin.
Remove three +1/+1 counters from Runaway Steam-Kin: Add {R}{R}{R}. | Jason Felix
3.0 LSV
Deafening Clarion | Sorcery | | Choose one or both —
• Deafening Clarion deals 3 damage to each creature.
• Creatures you control gain lifelink until end of turn. | Adam Paquette
4.0 LSV
Swiftblade Vindicator | Creature | Human Soldier | Double strike, vigilance, trample | Viktor Titov
3.5 LSV
Tajic, Legion's Edge | Legendary Creature | Human Soldier | Haste
Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)
Prevent all noncombat damage that would be dealt to other creatures you control.
{R}{W}: Tajic, Legion's Edge gains first strike until end of turn. | Anthony Palumbo
4.5 LSV
Response | Instant | | Response deals 5 damage to target attacking or blocking creature. | Daarken
4.0 LSV
Firemind's Research | Enchantment | | Whenever you cast an instant or sorcery spell, put a charge counter on Firemind's Research.
{1}{U}, Remove two charge counters from Firemind's Research: Draw a card.
{1}{R}, Remove five charge counters from Firemind's Research: It deals 5 damage to any target. | Grzegorz Rutkowski
1.5 LSV
Ionize | Instant | | Counter target spell. Ionize deals 2 damage to that spell's controller. | Chase Stone
1.5 LSV
Niv-Mizzet, Parun | Legendary Creature | Dragon Wizard | This spell can't be countered.
Flying
Whenever you draw a card, Niv-Mizzet, Parun deals 1 damage to any target.
Whenever a player casts an instant or sorcery spell, you draw a card. | Svetlin Velinov
5.0 LSV
Expansion | Instant | | Copy target instant or sorcery spell with mana value 4 or less. You may choose new targets for the copy. | Deruchenko Alexander
4.0 LSV
Chamber Sentry | Artifact Creature | Construct | Chamber Sentry enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.
{X}, {T}, Remove X +1/+1 counters from Chamber Sentry: It deals X damage to any target.
{W}{U}{B}{R}{G}: Return Chamber Sentry from your graveyard to your hand. | Adam Paquette
4.0 LSV
Sacred Foundry | Land | Mountain Plains | ({T}: Add {R} or {W}.)
As Sacred Foundry enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped. | Adam Paquette
2.5 LSV
Steam Vents | Land | Island Mountain | ({T}: Add {U} or {R}.)
As Steam Vents enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped. | Jonas De Ro
2.5 LSV