Needles, Swords, and Potions

Impinged creatures get -1/-1.
Equipped creature gets +1/+1
Impinge {1} ({1}: Attach this permanent to target
creature you don't control. Activate this ability only
any time you could cast a sorcery.)
Equip {1} ({1}: Attach this permanent to target
creature you control. Activate this ability only any
time you could cast a sorcery.)