Yes, War Caster is suitable for any caster. It's perfect for Wizards who intend on fighting on the front lines. It's ideal for Wizards to buff up their defenses. It doesn’t add anything to their ability scores but gives an advantage on saving throws for CON. War Caster feat makes maintaining concentration easier, even with a sword and shield in hand.  War Caster is a good feat as long as you have at least one spell. It sounds cool and grants some excellent abilities. It is ideal for Wizards, whether they be ranged or melee.