There Are Five Dogs at the Start, but the Machine Can't Help but Rise.

When Roland was playing "Machine Story", the era of national lords began. He took the five dogs and the technology store in "Machine Story" to a different world and started the journey of lords' struggle for hegemony. While other lords were still shooting birds with bows and arrows, Roland had developed a fully automatic rifle; While other lords were still charging with cavalry, Roland had already started a fully mechanical blitz; While other lords were still exploring with wooden ships, Roland's combined fleet had already begun colonizing the world. ... "Holy crap, why did his dog shoot?" "It's so unfair, his Rambo can actually fight against an entire jungle trooper!" "He is cheating, we need to jointly report..." Facing the siege of lords from all over the world, Roland smiled slightly and airborne ten thousand Gundams...