Erin, Chandra's Adovcate

When Erin, Chandra's Advocate enters the battlefield, you may search your library for a Chandra Planeswalker
As long as you control a Chandra Planeswalker, Erin, Chandra's Adovcate gains, Haste, First Strike & {r}: Erin, Chandra's Advocate gets +1 +0 until end of turn