PC parts beginner for beginners

Case: Corsair D750 FULL TOWER (cables management done and ready) CPU: i7-8700k PSU: EVGA Supernova w750 gold fully modular Cooler: Corsair H105 (I have AMD mount also+ colorings) MB: Asus ROG Maximus XI Hero (WI-FI) supports gen 8+9, very high end with alot of features.