Isaliene, Celestial Invoker

When Isaliene, Celestial Invoker enters the battlefield, search your library for a Dragon card,
reveal it, then shuffle and put that card on top.

{1}{b}, Exile the top two cards of your library and
cast one of them until end of turn. If a Dragon card
is cast this way, it gains haste until end of turn.

"By the stars, I call upon the ancient guardians. Our covenant shall protect the realms.