In command courses they 'should' be a little more complicated and include multiple failures and subtle ones that require sound knowledge of the a/c, the environment and sound common sense management of the scenario.
Where is the relevance of multiple (or indeed
ANY) 'failures', or "common sense management" in this DXB scenario?
You're solving the wrong problem, and possibly one that doesn't even exist?
These pilots experienced no 'failures'. They just weren't able to fly the aeroplane. As has happened numerous times now! My position is, the 'system' set them up to fail!
Let's solve the problems we are facing,
THEN move on to situations that are frequently well handled. Such as the multiple failures, and common sense management of the Qantas A380.