Pact of The Brotherly Winds

Whenever a creature enters the battlefield, deal
five damage to any target and then choose one.
•Tap target creature, that creature doesn't
untap during its untap phase.
•Target creature gets +2/+2 and haste.
•Search your library for a creature card with converted mana cost equal to or less than the last creature to enter the battlefield and
put it into play, then shuffle your library.