Dermoplasm
{2}{U}
Creature -- Shapeshifter
1/1
Flying
Morph {2}{U}{U} (You may cast ~this~ face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
When ~this~ is turned face up, you may put a creature card with a morph ability from your hand onto the battlefield face up. If you do, return ~this~ to its owner's hand.
Petals of Insight
{4}{U}
Sorcery -- Arcane
Look at the top three cards of your library. You may put those cards on the bottom of your library in any order. If you do, return ~this~ to its owner's hand. Otherwise, draw three cards.
Puppet Master
{U}{U}{U}
Enchantment -- Aura
Enchant creature
When enchanted creature dies, return that card to its owner's hand. If that card is returned to its owner's hand this way, you may pay {U}{U}{U}. If you do, return ~this~ to its owner's hand.