There are something I need to revise.

offhand jump 1.equip offhand weapon (wand pistol crossbow) and make sure you can use offhand weapon attack 2.hold down "attack" or "use item" or "use" 3.press offhand attack and jump

Parry fling glitch 1.parry an enemy, then press execute and jump to cancel execution. If you success, you will stuck by the side of enemy. 2.jump to higher or lower ground, and make sure your location is higher or lower than the enemy and get some horizontal distance to your enemy. 3.press left or right, the flying direction depends on enemy's position. If you want to go left, the enemy need to stay your left and vice versa.