Let us say you want every lockpicking chest in Skyrim to explode when picked. Instead of editing LockpickingScript.psc directly (which conflicts with every other mod), you can create a new script that extends the old one.
Vanilla spells are governed by ActiveMagicEffect.psc . By studying Bethesda's own code (e.g., EffectParalyze.psc ), you can learn how to attach custom animations, apply timed buffs, and integrate with perk trees. skyrim creation kit scripts.zip
The scripts.zip file has been used to create some of the most popular Skyrim mods, including: Let us say you want every lockpicking chest
You don't need this for using mods. You need it for making them. apply timed buffs
Here is the safe, legal way to get them: