Status Effects
There is currently a Status effect called Bleeding. Its inflicted via Bow with a 10% Chance to add the Status Debuff to the enemy.
Knockback
There are various ways to Inflict Knockback.
Staff attacks do not inflict Knockback.
Stamina/Mana
Normal attacks, Recharges Stamina by 5.
Like you the Enemys have also Stamina/Mana too.
Its Displayed right under the their Health Bar. They recharge them with normal hits and after time like the Player.
Tactic
Its recommended to Pull Mobs one by one.
Getting a Sceptres should be a main Priority for its Healing ability.
Dodge
Roll dodges melee attacks, and reduces the height of your hitbox
Dodging (Roll) cost 10 Stamina.
Its a Key Mechanic for Dodging attack or making Space between you and the Enemy.
Sneaking
Sneaking lets you be closer to enemies