Bone Sabres
Artifact — Equipment
Whenever equipped creature attacks, put four +1/+1 counters on it.
Equip 
(: Attach to target creature you control. Equip only as a sorcery.)
Charged with psychic energy, the melee weapons of the Tyranid are far more than bone and chitin.
イラスト：
Warhammer 40,000 Commander#88★レア英語