gengar original pokemon card Holofoil - Fossil Having been authenticated and graded First edition gengar value :

(2004-10-04) Any Auras (or other effects) which are on the creature that would cause it to not be untapped (or have a cost to be untapped) during untap step do not in any way hinder or imply a cost to use this card's ability to untap once during the turn

Honorable Mentions: Altered Ego, Angel of Jubilation, Anguished Unmaking, Archangel Avacyn, Avacyns Pilgrim, Ghost Quarter, Grafdiggers Cage, Gavony Township, Mentor of the Meek, Parallel Lives, Primal Surge, Rooftop Storm, Snapcaster Mage

Each 3-card booster pack will come with reprints of Halloween-themed Pokemon, including Zubat, Gengar, Mewtwo, Pumpkaboo, Mimikyu and Polteageist

Your final copy of Urabrask's Forge as well as Dragonhawk, Fate's Tempest are great against control decks as well as midrange decks relying on single target removal

If the target creature dies but that card leaves the graveyard before the persist ability resolves, it won't be returned to the battlefield

(I guess any color can do it by attacking the Planeswalker with creatures