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.
Near Mint - $1.10
Near Mint Non-English - $1.10
Lightly Played - $1.00
Lightly Played Non-English - $1.00
Played - $0.80
Played Non-English - $0.80
Heavily Played - $0.70
Heavily Played Non-English - $0.70
Damaged - $0.60
Damaged Non-English - $0.60
Foil Prices
Near Mint Foil - $4.70
Near Mint Foil Non-English - $4.70
Lightly Played Foil - $4.20
Lightly Played Foil Non-English - $4.20
Played Foil - $3.30
Played Foil Non-English - $3.30
Heavily Played Foil - $2.80
Heavily Played Foil Non-English - $2.80
Damaged Foil - $2.40
Damaged Foil Non-English - $2.40