Tome of Infinite Endings

When this artifact enters the battlefield, you may search your your library and reveal a card with the Happily Ever After ability in it's text.
Whenever you activate and resolve a Happily Ever After ability, put a page counter on this artifact. Each creature you control get's +X/+X. X is the Number of page counters on this artifact.
{t}: Add {x} mana of any color to your mana pool. Only use this mana to activate Happily Ever Aftereffects.