Talk:King of the Hill/@comment-27274076-20170710170354/@comment-2A02:587:3004:3200:1972:480D:2188:CD62-20170710175237

Yes, it is unique to these three map variants. This also marks them as different from AoE2 and AoE3 because the Plenty Vault also provides a trickle of resources + it is defended by several Shades, a ghost-like unit.