Heritage Reclamation

Choose one —
• Destroy target artifact.
• Destroy target enchantment.
• Exile up to one target card from a graveyard. Draw a card.

Eternal Witness

When this creature enters, you may return target card from your graveyard to your hand.

Cyclonic Rift

Return target nonland permanent you don't control to its owner's hand.
Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Prevent all combat damage that would be dealt this turn.

Time Warp

Target player takes an extra turn after this one.

Regrowth

Return target card from your graveyard to your hand.

Kruphix, God of Horizons

Indestructible
As long as your devotion to green and blue is less than seven, Kruphix isn't a creature.
You have no maximum hand size.
If you would lose unspent mana, that mana becomes colorless instead.

Emeritus of Abundance

Vigilance
This creature enters prepared.
Whenever this creature attacks, if you control eight or more lands, this creature becomes prepared.

Emeritus of Abundance // Regrowth

Swan Song

Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.