buy Micro ATX backplates/MOBO trays?, and Custom panels?
5mm Perspex ATX Motherboard tray - The Laser Hive
ASUS ROG Strix Z690-E Gaming WiFi 6E LGA 1700(Intel® 12th&13th Gen)ATX gaming motherboard(PCIe 5.0, DDR5,18+1 ower stages,2.5 Gb LAN,Bluetooth v5.2,Thunderbolt 4,support up to 5xM.2,1xPCIe 5.0 M.2) - Newegg.com
LIAN LI High Airflow Micro ATX PC Case, RGB Gaming Computer Case, Mesh Front Panel Mid-Tower Chassis with 2x140mm ARGB PWM Fans Pre-Installed, Tempered Glass Side Panel (LANCOOL 205M MESH, Black)
Amazon.com: ATX Power Supply Breakout Board and Acrylic Case Kit, ATX Power Supply Breakout Adapter for MCU Electronic Component Adjustable Voltage Knob 24Pin : Electronics