Gurmag Angler

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)

Brainstorm

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

Counter target spell unless its controller pays {1}.

Target player mills two cards.
Draw a card.

This land enters tapped.
When this land enters, exile target player's graveyard.
{T}: Add {B}.

Target player draws two cards.
Flashback—{1}{U}, Pay 3 life. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Choose one —
• Counter target red spell.
• Destroy target red permanent.

Choose one —
• Counter target spell if it's red.
• Destroy target permanent if it's red.

Whenever you cast an instant or sorcery spell, create a 1/1 blue Bird Illusion creature token with flying.