Jebidia Morgan, Legacy

Historic Spells you cast cost {1} less to cast
( Historic spells are legendary, artifacts, or sagas)
Whenever you cast a historic spell create a Clue
token.
Stop.Holding.Back—{8}{w}{w}, Sacrifice: Sacrifice
each Historic permanent you control, reveal the
top ten cards of yoru library, for each permanent sacrififced this way you may play up to one land
or cast one spell from among those cards without paying their mana cost.
Choose a Theme.