Clusterblast Wierd

When Clusterblast Wierd enters the battlefield, target player puts the top eight cards of his or his or her library into his or her graveyard. That player creates a colorless Blue Orb token with indestructible and shroud
When Clusterblast Wierd dies, each player who controls a Blue Orb shuffles his or her graveyard into his or her library, then draws four cards.