Kuro, the Shade Blade

First strike, Intimidate (This creature can't be
blocked except by artifact creatures and/or creatures
that share a color with it.)
Bushido 3 (When this blocks or becomes blocked, it
gets +3/+3 until end of turn.)
(Melds with Shiro, the Alabaster Blade,
Kenai, the Diurnal Blade,
Akari, the Crimson Blade, and Kougan, Lord of
Kitsu.)
The black fang that slinks through Kitsu.