An even more powerful SMG is the latest controversial addition to Fortnite that has fans worried about the consistantly weakening building meta.
Yesterday’s 5.1 patch added the Compact SMG, the epic and legendary variety of the recently released SMG that can rip through walls and precisely nail your targets. The standard SMG was already alarm for concern when they quickly outpaced the need of shotguns. With an even more monstrous addition to the SMG family, playing without this weapon is quickly becoming a less viable option.
Source: IGN.com Fortnite Frustrations Emerge with Overpowered SMG and New Building Meta