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 - $8.80
Lightly Played - $7.90
Played - $6.20
Heavily Played - $5.30
Damaged - $4.40
Near Mint Non-English - $8.80
Lightly Played Non-English - $7.90
Played Non-English - $6.20
Heavily Played Non-English - $5.30
Damaged Non-English - $4.40