might as well link the two maps with their respective explanations, as the concepts don't really affect each other most of the time.
Battle royale LN, by Henk: https://aoe2map.net/map/67c237b0-b0b8-4087-90b7-e2723039ab5d
Unique Utopia Land nomad: https://aoe2map.net/map/28ebc120-4896-4dbf-9f06-af9f84c59f96
the only change to have into account is that there are relics in this map, and they drop the normal amount, unlike in normal Unique Utopia. king still drops 1 relic tho