Scry 1. (Look at the top card of your library. You may put that card on the bottom.)
Draw a card.

March of Otherworldly Light

As an additional cost to cast this spell, you may exile any number of white cards from your hand. This spell costs {2} less to cast for each card exiled this way.
Exile target artifact, creature, or enchantment with mana value X or less.

Growth Spiral

Draw a card. You may put a land card from your hand onto the battlefield.

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Strategic Planning

Look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard.

Swords to Plowshares

Exile target creature. Its controller gains life equal to its power.

Brainstorm

Draw three cards, then put two cards from your hand on top of your library in any order.

Day of Judgment

Doom Blade

Putrefy

Destroy target artifact or creature. It can't be regenerated.

Final Judgment

Farewell

Choose one or more —
• Exile all artifacts.
• Exile all creatures.
• Exile all enchantments.
• Exile all graveyards.