Sword of Truth and Justice - 1867 M SLD

Equipped creature gets +2/+2 and has protection from white and from blue.
Whenever equipped creature deals combat damage to a player, put a +1/+1 counter on a creature you control, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
Equip {2}

mythic
Artifact — Equipment
From the Magic: The Gathering set Secret Lair Drop.