[4]: 190  A listing of cumulative sales by Judges Guild from 1981 shows that Wilderlands of High Fantasy sold over 15,000 units.

Necromancer soon after began by advertising their plan to publish Wilderlands of High Fantasy and City State of the Invincible Overlord, ultimately publishing large collectors' editions of City State of the Invincible Overlord (2004) and Wilderlands of High Fantasy (2005).

[5] Don Turnbull reviewed Wilderlands of High Fantasy for White Dwarf #6, and commented that "It is good, and well worth the money, particularly if you are a 'fantasy campaign' fan.

"[7] In his 2023 book Monsters, Aliens, and Holes in the Ground, RPG historian Stu Horvath noted, "the interesting legacy of Wilderlands in 1977 isn't its coming role as a building block for bigger campaign settings.

These kinds of tables, of which the ones in Wilderlands are the earliest, function as tool kits for the GM, providing creative prompts and, given enough of them, a framework for creating large swaths of material for a game session with just a few dice rolls.