What's Past is Prologue

Search your library for up to 3 cards reveal them
and put them into your hand until your next
upkeep you may pay {x} for target spell and
cast it without paying its mana cost in x turns
"Where im from the future is filled with stories
of this age of heroes Green Arrow, Black Canary,
The Flash and yet no one remembers
Felicity Smoak" -Eobard Thawne