Grafted Exoskeleton {4}
Artifact — Equipment
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 this Equipment becomes unattached from a permanent, sacrifice that permanent.
Equip {2}
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Cards that do something similar expected a card that isn't here?
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Grafted Wargear 100%
$0.27#9237
"Whenever this Equipment becomes unattached from a permanent, sacrifice that permanent."
+1 more matching line
Stitcher's Graft 100%
$0.16#21515
"Whenever this Equipment becomes unattached from a permanent, sacrifice that permanent."
+2 more matching lines
Dagger of the Worthy 82%
$0.16#24619
"Equipped creature gets +2/+0 and has afflict 1."
+1 more matching line