For your military pilots, this will put some - admittedly weird - attack helicopters in the background.

The Dark Sanctum is a domain not many venture to. This is primarily due to the secret teachings within it's many halls. This tag is HD & HD Intricate exclusive

Vivid Voidscape can appear in any number of ways. I personally recommend using the landscape base tag with this fanciful futuristic setting. Generally displays unique energy waves around the model. This tag works best in Intricate (SDXL) and thus only available in Intricate.