O Naginata 157/165 (The List Reprints)

This Equipment can be attached only to a creature with power 3 or greater. Equipped creature gets +3/+0 and has trample. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

NM - $5.20
LP - $4.10
MP - $3.10
HP - $2.10
DMG - $1.10