Shiron, Mystic Adventurer

Deathtouch, Lifelink
If Shiron, Mystic Adventurer would enter the graveyard, instead place it on top of your library.
{t}: pay 5 life and play a card from any graveyard without paying its mana cost, if that card would
return to the graveyard this turn, exile it instead.
"I can interact with whats beyond the veil,
don't believe me?"