More than you need perhaps, but I'm digging the 12.9"
Logitech Slim Combo with Detachable
Backlit Keyboard
All for £20 less than Apple's non-backlit Keyboard case (and with a wee sleeve for parking your Apple Pencil, too
My only gripe is that it isn't
Bluetooth & Detachable for more remote ops, but I think I have an old Bluetooth keyboard around somewhere anyway, so I could always kluge that up if I really need it.
Until then, it's got pretty hefty armour, multiple viewing modes, pencil holder, backlit keyboard, and clean design