The chart below will tell you everything there ... As obvious, some of the most useful type combinations include Steel-type Pokemon, such as Steel/Fairy or Steel/Flying, both with two immunities ...
Though the Steel type is the least used single Pokemon type with a headcount of 14, the Ice type is the least utilized among all available type combinations, at 64. At the bottom of the chart ...
Staryu and Starmie got a Steel-type makeover by a Pokemon fan, known as Starvu and Starery and featuring space-themed designs. Starvu and Starery are fairy/steel-type, adding a futuristic twist to ...