The M Pack from Tone Junkie contains profiles of 4 amps and 5 different amp/speaker combinations. The "AC20" profile set features the 2 EL84 amp paired with Greenbacks while the "AC20X" profile set features the same amps paired with Blues. The "RCA" profile sets and "PR12" profile 12 cover the more "American" tone, and the "MV45" covers some early "Marsh***" ground. The M Pack consists of 70 beautifully captured profiles.