I just don't get why WotC are being so squeemish about half-orc origins. Ok, so an orc raped a human woman. Horrible, we get that. But the majority of D&D players are adults, not pre-schoolers. We can deal. Seriously.
Instead hobgoblins 'bred' humans and orcs together. So . . . how's that better?

(Dungeons & Dragons)
Rulebook featuring "high magic" options, including a host of new spells.