Spear of Backbiting

+2 bonus to attack and damage rolls.
+30 to normal and long ranges.
Deals 1 extra dice of damage.
Flies back to you, hit or miss. CURSED:
{1} You can't part with the weapon; it must be
close by.
{2} You are at disadvantage with any other
weapon.
{3} Attack role of 1 hits you in the back - roll with advantage against own AC; full damage