The Elemental Rifle

Whenever equipped creature attacks, Choose
one at random-Lifelink, first strike, deathtouch, menace, vigilance, or +1/+1 and put a counter of that type on The Elemental Rifle.
Equipped creature has all keywords that are on The Elemental Rifle
Equipped creature gets +X/+X for each +1/+1 counter
on The elemental rifle
Equip {4}