A metal-supported solid oxide fuel cell unit comprising: a separator plate; and a metal support plate carrying fuel cell chemistry layers provided over a porous region; the separator plate and the metal support plate overlying one another to form a repeat unit; wherein: at least one of the separator plate and the metal support plate comprises flanged perimeter features formed by pressing the plate to a concave configuration; the separator plate and the metal support plate are directly adjoined at the flanged perimeter features to form a fluid volume therebetween; at least one fluid port is provided in each of the separator plate and the metal support plate within the flanged perimeter features, the respective fluid ports being aligned and in communication with the fluid volume; and at least one of the separator plate and the metal support plate is provided with shaped port features formed around its port by pressing, which shaped port features extend towards the other plate, and elements of the shaped port features are spaced from one another to define fluid pathways between the elements from the port to enable passage of fluid from the port to the fluid volume. a separator plate; and a metal support plate carrying fuel cell chemistry layers provided over a porous region; the separator plate and the metal support plate overlying one another to form a repeat unit; wherein: at least one of the separator plate and the metal support plate comprises flanged perimeter features formed by pressing the plate to a concave configuration; the separator plate and the metal support plate are directly adjoined at the flanged perimeter features to form a fluid volume therebetween; at least one fluid port is provided in each of the separator plate and the metal support plate within the flanged perimeter features, the respective fluid ports being aligned and in communication with the fluid volume; and at least one of the separator plate and the metal support plate is provided with shaped port features formed around its port by pressing, which shaped port features extend towards the other plate, and elements of the shaped port features are spaced from one another to define fluid pathways between the elements from the port to enable passage of fluid from the port to the fluid volume. at least one of the separator plate and the metal support plate comprises flanged perimeter features formed by pressing the plate to a concave configuration; the separator plate and the metal support plate are directly adjoined at the flanged perimeter features to form a fluid volume therebetween; at least one fluid port is provided in each of the separator plate and the metal support plate within the flanged perimeter features, the respective fluid ports being aligned and in communication with the fluid volume; and at least one of the separator plate and the metal support plate is provided with shaped port features formed around its port by pressing, which shaped port features extend towards the other plate, and elements of the shaped port features are spaced from one another to define fluid pathways between the elements from the port to enable passage of fluid from the port to the fluid volume.