Umbral Mantle

Shadowmoor (SHM) #267 · Uncommon · Artifact — Equipment

Mana cost: {3}

Equipped creature has "{3}, {Q}: This creature gets +2/+2 until end of turn." ({Q} is the untap symbol.)
Equip {0}

It harnesses the power of night in a land where daylight fears to show itself.

Illustrated by Richard Sardinha · Released May 2, 2008

Prices

Nonfoil price over the last 90 days: up $0.40 USD (3.3%) to $12.54 USD; low $10.50 USD, high $12.93 USD.

2008-05-01 · wotc — When you activate an {Q} ability, you untap the creature with that ability as a cost. The untap can't be responded to. (The actual ability can be responded to, of course.)
2008-05-01 · wotc — If a creature with an {Q} ability hasn't been under your control since your most recent turn began, you can't activate that ability, unless the creature has haste.
2008-05-01 · wotc — If the permanent is already untapped, you can't activate its {Q} ability. That's because you can't pay the "Untap this permanent" cost.