mkpdb.bat is a helper utility which will insert a Template Collection (.tc) and/or Level (.ld) into an existing Game Database (.pdb) after applying any necessary 'crunching' operations. mkpdb.bat must be invoked from a command line.
mkpdb.bat usage:
mkpdb -pdb <.pdb> [-tc <.tc>] [-ld <.ld>] [-size <16|24>]
Example:
mkpdb -pdb htdata16.pdb -tc grassy.tc -ld grassy_test.ld -size 16