What is the time-travel agency called in the expanded fourth edition of the "GURPS" role-playing game published by Steve Jackson Games in 2005 that connects to GURPS Banestorm?
GURPS Banestorm:  The standard fantasy elements such as Wizards, Orcs, Elves, and Dwarves are present, along with connections to Infinite Worlds. GURPS Infinite Worlds: GURPS Infinite Worlds is a supplement for the Fourth Edition of the "GURPS" role-playing game, published by Steve Jackson Games in 2005 and written by Kenneth Hite, Steve Jackson, and John M. Ford. GURPS Infinite Worlds:  It expands upon the campaign setting of conflict between the "Infinity Patrol", which is the time-travel agency on "our" Earth, referred to as Homeline, and "Centrum" across a multiplicity of alternate history Earths.
Infinity Patrol