Wind Descent is a common Battle Technique for wind-attribute cultivators. Fortunately, one can still use it even without the wind attribute, though the effects are greatly diminished.
Gathering Qi from the surroundings, sharp winds will follow, descending from top to bottom. It's not a very powerful technique—easy to tell, as each Battle Technique written on the Stone Slabs is average at best.
The other technique, Serpent Roar, can deter the enemy, immobilizing them if their mental fortitude is weak. It's like a mind control technique that affects the target's brain.
Apollo remembered these two Techniques, but due to the memory-altering mechanism, the memories vanished.
The Beggar watched as Arke, the first participant, stood on the platform with his arm raised, pointing at the training dummy shaped like a scarecrow. The first technique Arke was going to display was Wind Descent.