Arms Grafter

When Arms Grafter enters the battlefeild
Forge 1. (Create a colourless artifact equipment token
with "Equipped creature gets +1/+1" and Equip {5}. Attach it to target creature you control.)
Sacrifice a creature: Attach an equipment you
control to target creature you control. Activate
this ability only any time you could cast a sorcery and only once each turn.
"Installation is easy enough, removal 'aint."