This makes each of them a 2/2 Creature, but you can also pay the cards mana cost to turn them face up at any point in time
Furthermore, Ephemerate also comes with the rebound mechanic: meaning it can be cast again at the beginning of your next upkeep for no cost at all
Number 77 Language English Legal Formats Brawl, Commander, Competitive Brawl, Historic, Legacy, Modern, Pioneer, Timeless, Vintage Not Legal Formats Alchemy, Pauper, Standard Rulings (4/27/2018) If Gaea's Blessing has no legal target cards in a graveyard, either because its targets became illegal or because you didn't choose any, the target player shuffles their library
Nicol Bolas, the Deceiver is the only one I'd leave out, as is usually the case with Planeswalker Deck cards
The worst part: even though Dual Casting is a tap ability, you can usually put the aura on a creature which was already in play so assuming the spell you want to copy is an instant, you can go from innocuous boardstate to comboing off in the same turn for just four or five mana
If that Army isn't already an Orc, it becomes an Orc in addition to its other types
