Definitions by OB & TSB

Landvantage 

An advantage one has over another due to being on land.

"My pet hippo would slaughter your pet rhino if they were to do battle in water. But the rhino has a landvantage over the hippo - rhinos dominate hippos on land."

Landvantage by OB & TSB February 4, 2010

Aquathority 

An advantage one has over another due to being in water.

My pet rhino would slaughter your pet hippo if they were to do battle on land. But the hippo has aquathority over the rhino - hippos dominate rhinos in water."

Aquathority by OB & TSB February 4, 2010