Quote Originally Posted by BlazingChicken View Post
Perhaps.....but, orcs that are chained down will have higher gains science on top of their natural +20% compared to chained down undeads. Networth difference will also be a huge factor for land lusting in which case you would need much higher WPA depending on the target. Max pop for undeads would also be much lower when comparing chained orcs and chained undeads due to the science penalty.

Edit: The orc should also have more land incoming.
And the orcs will starve and the undeads wont