Mass Grave Extortion

When this Saga comes into play and at the beginning of each of your first main phases, put a Lore counter on this Saga. Sacrifice it after the last chapter triggers.

I., II., III.: Each player puts the top five cards
of their library into their graveyard.
IV.: Starting with you, each player chooses one of their opponents that hasn't been chosen this way. Return all creatures from all graveyards to play under each chosen player's control.
V.: Each player shuffles their graveyard into their