The Greinholdt Covenant II: The Formula is the nineteenth mod released by John Bucksnort. It was released on March 26, 2001 together with the third and final part of the trilogy.
It features 12 levels and is based on Spear of Destiny. Harry Mass Sr contributed level 9, and level 10 was made by Brian and had appeared in a earlier set of John's.
An SDL port was released on September 16, 2012.