Summoning Jutsu: Decay Hounds

This is a summoning similar to the Blue Twin Beast summoning. They are better than the Blue Beast because the Decay Hounds can track and are stronger and faster. Yaichi found the scroll that the hounds were in. The summoning required Yaichi to use the scroll that the beast were in. He can summon up to 7 at a time and they are the size are people.