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 - $4.90
Lightly Played - $3.90
Moderately Played - $3.40
Heavily Played - $2.90
Damaged - $2.50
Near Mint Spanish - $4.90
Lightly Played Spanish - $3.90
Moderately Played Spanish - $3.40
Heavily Played Spanish - $2.90
Damaged Spanish - $2.50