Skullface Goblin Tribes

All goblins you control gain the color black,
in addition to their other colors.
All goblins you control gain +1/+0.
{1}{b}: Move any 1 card from your graveyard
to the bottom of your arsenal. This card must
be any equipment, goblin, hound, orc, ogre,
tribal, troll &/or wolf card.
One of the most evil, cannibalistic goblin
tribes even known to be. It is better to die,
than to be captured by them.