Planet Banimon is offering up official Headhunter Pack. Each package runs $20.00 and includes two round Callgrim posters and a set of 3 Glyos System heads.
The posters are 10" in diameter, 3-colors with the 3rd color variant in black or white, printed on sturdy chipboard. Posters were screenprinted by hand, so there may be some variation in registration.
Each head pack includes an Apokalipse Scar Pheyden head and a random selection of two of these possible heads: Apokalipse Sarvos, Apokalipse Exellis, Apokalipse Phanost, Sentry Sarvos or Sentry Phanost.