Flying Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)

This spell costs {1} less to cast for each instant and sorcery card in your graveyard.

Morph—Return a Bird you control to its owner's hand. (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Flying When Sage Owl enters the battlefield, look at the top four cards of your library, then put them back in any order.

Flying (This creature can't be blocked except by creatures with flying or reach.)

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

Counter target spell that targets a creature. Draw a card.

Electrickery deals 1 damage to target creature you don't control. Overload {1}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Counter target spell unless its controller pays {1}.

Replicate {U}{R} (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.) Target creature gets +1/+0 and gains flying and first strike until end of turn.

Draw a card. Madness {U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Scry 1. Draw a card.

Discard any number of cards. Counter target spell unless its controller pays {3} for each card discarded this way.

({T}: Add {U}.)

Lonely Sandbar enters the battlefield tapped. {T}: Add {U}. Cycling {U} ({U}, Discard this card: Draw a card.)

({T}: Add {R}.)

Draw a card for each Bird on the battlefield.

Choose one — • Destroy target blue permanent. • Return target Island to its owner's hand.

Counter target artifact spell.

You may sacrifice a Mountain rather than pay this spell's mana cost. Destroy target artifact.