At the beginning of your upkeep, investigate. (Create a Clue token. It's an artifact with "2, Sacrifice this token: Draw a card.")
T, Sacrifice three Clues: Search your library for a card, put that card into your hand, then shuffle.
Rarity:R
#:272
Card Type:Legendary Artifact
Flavor:Entry 434: There's more to Avacyn's madness . . .
Casting Cost:
5
Artist:Chase Stone