Petra, Jordan

When this card is drawn, shuffle all graveyards
into their owner's deck. The player who drew
this card may revive one creature or artifact
before this takes effect.
CHAOS: When chaos ensues, all players must
face a Villainous Choice-
Sacrifice all your creatures, and gain half their
Converted Mana Cost as life(two tokens is 1 life)
OR, pay XX life to revive X creatures.