Avril makes quick work of the climb and checks his surroundings.
Dex check d20= 4. (RPGPub discord roll channel)
This sort of physical activity is certainly not Sathia's forte, but upon seeing Avril's signal, she manages to be at least moderately quiet during her ascent.Avril looks at Teemo and Yu to see what they're going to do before ducking back down and giving a finger over the lips shhhh look to the climbers below.
Nothing in this case. If you roll a 1 or 2 the usage die steps down to a d6, and rolling a 1-2 on a d4 USG means you run out.