Carrion Grub gets +X/+0, where X is the greatest power among creature cards in your graveyard. When Carrion Grub enters, mill four cards. (Put the top four cards of your library into your graveyard.)
Near Mint - $2.25
Lightly Played - $2.00
Moderately Played - $1.75
Heavily Played - $1.25
Damaged - $1.25
Near Mint Non-English - $2.25
Lightly Played Non-English - $2.00
Moderately Played Non-English - $1.75
Heavily Played Non-English - $1.25
Damaged Non-English - $1.25