Artifact, 1 (1)
Uncommon
{T}: Target player puts the top card of his or her library into his or her graveyard.
{5}, {T}, Sacrifice Codex Shredder: Return target card from your graveyard to your hand.
Illus. Jason Felix

10/1/2012: You choose the target of Codex Shredder’s last ability before paying its costs, so you can’t return Codex Shredder to your hand this way.
Legal in Vintage (Type 1)
Legal in Legacy (Type 1.5)
Legal in Extended (Type 1.X)
Legal in Standard (Type 2)
Legal in Classic (MTGO)
Legal in Commander
Legal in Modern