Tifar, Dwarven Battlemaster

Eminence - If Tifar, Dwarven Battlemaster, is in your command zone or the battlefield, artifacts costs {2} less to equip to Dwarf creatures you control.
{r}: Target creature gets +1/+0 until end of turn.
Alliance (The first time you would play a card with
a color identity that does not match this Commander,
you may reveal a face down second commander if
both cards have Alliance.)