Sword of Not Slaying Squid

Equipped creature can't block, gets +4/+0, and
has protection from all creatures (except squid).
Creatures you control can't block if your
opponent has eaten squid in the past 24 hours.
Equip {2}
Does not give you any bonus against Squidzilla.
If you have this sword and encounter Squidzilla,
you must try to run away!