Half-trolls
From Tolkien Gateway
Half-trolls was term to used to describe the men of Far Harad, who were black skinned with white eyes and red tongues. If this name actually refers to some creature is uncertain.
In the game The Lord of the Rings The Battle for Middle Earth 2, Half-trolls are a race of half-goblin, half-troll creatures that are the pikemen unit for the Goblin faction.