Equipped creature gets +2/+2 and has infect. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
Whenever Grafted Exoskeleton becomes unattached from a permanent, sacrifice that permanent.
Near Mint - $6.75
Lightly Played - $6.25
Moderately Played - $5.50
Heavily Played - $4.00
Damaged - $3.50
Near Mint Non-English - $6.75
Lightly Played Non-English - $6.25
Moderately Played Non-English - $5.50
Heavily Played Non-English - $4.00
Damaged Non-English - $3.50