Diana

[Reaction][>] : [Add] 1. Spend this Energy only during showdowns. (Abilities that add resources can't be reacted to.)

When a showdown begins here, you may pay 1. If you do, [Predict], then reveal the top card of your Main Deck. If it's a spell, draw it. (To Predict, look at the top card of your Main Deck. You may recycle it.)

[Ambush] (You may play me as a [Reaction] to a battlefield where you have units.)
When you play a spell, give me +2 this turn.

[Action] (Play on your turn or in showdowns.)
Choose a battlefield where you have units. You may move up to one enemy unit to that battlefield. Then give enemy units there -2 this turn.