Guile can't be blocked except by three or more creatures. If a spell or ability you control would counter a spell, instead exile that spell and you may play that card without paying its mana cost. When Guile is put into a graveyard from anywhere, shuffle it into its owner's library.
NM-Mint - $1.50
Lightly Played - $1.30
Moderately Played - $1.20
Heavily Played - $1.00
Damaged - $0.70
NM-Mint Non English - $1.50
Lightly Played Non English - $1.30
Moderately Played Non English - $1.20
Heavily Played Non English - $1.00
Damaged Non English - $0.70