
Equipped creature gets +1/+1.
Whenever a creature you control enters, you may attach this Equipment to it.
Equip
The passing of the sai presages the end of the old clan and the ascent of the new.
Illustrated by Brian Snõddy · Masters 25 · #230
2018-03-16
If you choose not to attach Sai of the Shinobi to a creature that enters the battlefield, or if you can't (most likely because the creature has left the battlefield by the time the triggered ability resolves), Sai of the Shinobi doesn't move.