Doubling Cube Converted Mana Cost_1 it produces twice as much

it produces twice as much of that mana instead

You lose life equal to its converted mana cost

Instant Reveal the top card of your library and put that card into your hand

A thunderous explosion shattered the silver monolith and Avacyn emerged

Basri Ket from the plane of Amonkhet

Doubling Cube Converted Mana Cost_1 it produces twice as muchArtifact {3}, {T}: Double the amount of each type of unspent mana you have. The cube's surface is pockmarked with jagged runes that seem to shift when unobserved. Illustrated by Mark Tedin Brawl Not Legal Commander Legal Historic Not Legal Legacy Legal Modern Legal Pauper Not Legal Penny Legal Pioneer Not Legal Standard Not Legal Vintage Legal