Honma Katsusane, the king

Indestructible, double strike, boshido
Protection from black
Hittokiri: Each time Honma
Katsusane deals damage to opponent
or planeswalker, untap all mana
sources you control capable of
producing red mana
God of the blade: When you equip an artifact that
adds a counter to Honma Katsusane,
he gains deathtouch.