Ra, Immortal Pheonix

Ra, Immortal Phoenix cost {1} less to cast for each creature with Praise you control plus the number
of creature cards in your graveyard with Praise.
Flying, Hexproof, Haste
When Ra, Immortal Phoenix dies, search your graveyard, hand and/or library for a card named
The Winged Dragon of Ra and put it onto the
battlefield. If you searched your library this way, shuffle it.