Leyline of Rigity

Indestructible, Hexproof
Leyline of Rigity can be cast from your graveyard
and from exile After shuffling and before the game
search your library for Leyline of Rigity and put it
on the top of your library If Leyline of Rigity is in
your opening hand then you may begin the game
with it on the battlefield You can not lose the game
and your opponents can't win the game, this effect
is active in the graveyard