The aforementioned tiny ass hallways, enemies with giant wings that fly right in front of your vision and cause you to see absolutely nothing, walls so close that Ryu totally disappears and you can't get him back without running around like an idiot, special moves that force the camera into unworkable positions, projectile shooters that can fire through mobs of enemies and hit you even though you can't see them, enemies with attack patterns that cause them to snap-rotate around you, forcing you to either dick with the camera or dodge away and then dick around with the camera