Worldly Tutor

Search your library for a creature card, reveal it, then shuffle and put the card on top.

Force of Will

You may pay 1 life and exile a blue card from your hand rather than pay this spell's mana cost.
Counter target spell.

Counter target noncreature spell unless its controller pays {2}.

{T}: Add {B}. Elves of Deep Shadow deals 1 damage to you.

{T}, Pay 1 life, Sacrifice Misty Rainforest: Search your library for a Forest or Island card, put it onto the battlefield, then shuffle.

Target player discards two cards. That player may copy this spell and may choose a new target for that copy.

Magecraft — Whenever you cast or copy an instant or sorcery spell, each opponent loses 1 life and you gain 1 life.

Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)
Draw a card.

Look at the top three cards of your library, then put them back in any order. You may shuffle.
Draw a card.

{T}, Sacrifice Mishra's Bauble: Look at the top card of target player's library. Draw a card at the beginning of the next turn's upkeep.

{T}, Pay 1 life, Sacrifice Scalding Tarn: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.