Arc: Nu'un Talai, the trials of the Champion

Nu'un Talai is one of the champions of Silamwen. Now, guarding her legendary Spear cough cough https://5e.tools/items.html#khrusor%2c%20spear%20of%20heliod_mot,fbsr:spear
She will challange anyone who dares come close with their trails to see if they are worthy of handling the weapon of Heliod, God of the sun.
She tests her values in those who attempt her challange.
"You have no idea of the weight of the weapon you're reaching for. If you wish to attain its power, you'll have to pass by my trails or face dire consequences."

The ability to lead and inspire

The power to be true to oneself

The strength to protect those you love

"Those who wield Khrusor should not rely upon it. Show me the power you have to protect those that are important to you."
Twelve Black Guard surround the party from the corners of the room. Nu'un Talai observes them from a balcony with each challenge. The more they destroy the better they do in her eyes. If not at least three were destroyed or significantly harmed by the individual, they are deemed unworthy by her.
In between the party various individuals appear

The ability to lead and inspire

"This is one of the final battles of my day. The voice of an aspiring leader makes the difference between victory and slaughter. Show them your conviction."

Parent Plot

Chapter: On the way to Marakesh