Rod of Mercurial Form

As a bonus action, the rod can be turned into any weapon, suit of armor, or other item that fits in a
5ft. cube.
Weapon: Wielder is proficient. +2 atk/dmg rolls.
Armor; Requires no time to don. +1 AC
Requires proficiency with the type of armor.
Misc. object: Once it is created, its dimensions
are no longer restrained. (Rope; etc)
The rod reverts if wielder's HP drops to 0.