Void Mirror (Modern Horizons 2 #242)

Void Mirror {2}

Artifact

Whenever a player casts a spell, if no colored mana was spent to cast it, counter that spell.

“A mirror does more than reflect reality—it shapes it.”
—Niko Aris

Illustrated by Colin Boyer

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny