Rat-Ninja Bard

All instants and sorceries you control have
Cipher and Cipher to this creature. (You may
exile an instant or sorcery card encoded on this
creature. Whenever this creature deals combat
damage to a player, its controller may cast a copy
of the encoded card without paying its mana cost.)
Delve (Each card you exile from your graveyard
while casting this spell pays for {1}.)