War of the Spark

Whenever you tap a Forest for mana, add an additional {G}. [+1]: Put three +1/+1 counters on up to one target noncreature land you control. Untap ...

Whenever you tap a Forest for mana, add an additional {G}. [+1]: Put three +1/+1 counters on up to one target noncreature land you control. Untap ...

Each creature you control with a +1/+1 counter on it has "{T}: Add one mana of any color." [-1]: Put a +1/+1 counter on target creature.

Each creature you control with a +1/+1 counter on it has "{T}: Add one mana of any color." [-1]: Put a +1/+1 counter on target creature.

Each creature you control that's a Wolf or a Werewolf enters the battlefield with an additional +1/+1 counter on it. [-2]: Create a 2/2 green Wolf...

Each creature you control that's a Wolf or a Werewolf enters the battlefield with an additional +1/+1 counter on it. [-2]: Create a 2/2 green Wolf...

Your opponents can't gain life. [-2]: Create a 1/1 red Devil creature token with "When this creature dies, it deals 1 damage to any target."

Whenever a creature attacks you or a planeswalker you control, each Dragon you control deals 1 damage to that creature. [+1]: Until end of turn, ea...

Whenever a creature attacks you or a planeswalker you control, each Dragon you control deals 1 damage to that creature. [+1]: Until end of turn, ea...

If another red source you control would deal damage to a permanent or player, it deals that much damage plus 1 to that permanent or player instead....

As long as it's your turn, Gideon Blackblade is a 4/4 Human Soldier creature with indestructible that's still a planeswalker. Prevent all damage t...

As long as it's your turn, Gideon Blackblade is a 4/4 Human Soldier creature with indestructible that's still a planeswalker. Prevent all damage t...

Whenever an opponent draws a card, Ob Nixilis, the Hate-Twisted deals 1 damage to that player. [-2]: Destroy target creature. Its controller draws ...

Activated abilities of artifacts your opponents control can't be activated. [+1]: Until your next turn, up to one target noncreature artifact beco...

Activated abilities of artifacts your opponents control can't be activated. [+1]: Until your next turn, up to one target noncreature artifact beco...

Whenever a creature you control dies, draw a card. [+1]: Create a 2/2 black Zombie creature token. [−4]: Each player sacrifices two creatures. [−9]...

Each opponent can't draw more than one card each turn. [−2]: Look at the top four cards of your library. You may reveal a noncreature, nonland card...

Whenever a creature you control with deathtouch deals damage to a player or planeswalker, put a +1/+1 counter on that creature. [−2]: Create a 1/1 ...

Creatures you control have haste. [−1]: Target creature gets +2/+1 and gains haste until end of turn. Scry 1.

Whenever you cast a noncreature spell, create a 1/1 colorless Servo artifact creature token. [−2]: Target artifact you control becomes a copy of an...

As long as it's your turn, creatures you control have first strike and equip abilities you activate cost {1} less to activate. −X: Nahiri, Storm of...

Whenever a creature with power 4 or greater enters the battlefield under your control, draw a card. [−1]: Untap target permanent.

Each creature you control assigns combat damage equal to its toughness rather than its power. [−3]: You gain life equal to the greatest toughness a...

Spells and abilities your opponents control can't cause their controller to search their library. [−1]: Target player puts the top four cards of th...