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.
NM-Mint - $9.20
Lightly Played - $8.20
Moderately Played - $7.30
Heavily Played - $6.40
Damaged - $4.60
NM-Mint Non English - $9.20
Lightly Played Non English - $8.20
Moderately Played Non English - $7.30
Heavily Played Non English - $6.40
Damaged Non English - $4.60