Unsummon

Return target creature to its owner's hand.

Grizzly Bears

Prevent all combat damage that would be dealt this turn.

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

At the beginning of each player's draw step, if Howling Mine is untapped, that player draws an additional card.

Target creature gets +3/+3 until end of turn.

Create a 3/3 green Elephant creature token.
Flashback {3}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Your opponents play with their hands revealed.

Discard a card: Switch Aquamoeba's power and toughness until end of turn.