Birgi, Lord of Stories

Signature {1}{w}{u}(as you cast this spell you may pay
the signature cost, if you do copy it, the copy enters the battlefield transformed)
When this creature dies, return it to its owner's
hand at the beginning of the next end step
At the beginning of your postcombat main
phase scry X and Birgi deals X damage
divided among any number of targets where
X is the number of spells that you have cast
this turn then draw a card.