Mjolnir, Hammer of the Gods

Indestructible
Equipped creature gets +3/+3 and gains
haste, flying, and trample.
{3}, Unattach then reattach "Mjolnir, Hammer
of the Gods to Thor, God of Thunder: deal
3 damage to any target.
(Partner with Thor, God of Thunder)
"Whosoever holds this hammer, if he be worthy, shall possess the power of Thor."