They are basically everywhere in Half-Life, from muzzle flashes, to vortigaunt zaps, to the resonance cascade itself.
Did you also know they're very simple to use?
Source code of this tutorial: https://github.com/Admer456/hl-sdk-vi...
My Discord server: / discord
The Whole Half-Life: https://twhl.info/
Timestamps:
00:00 - Intro gag
00:45 - The topic
01:06 - Sprites
01:45 - SpriteCreate method
01:56 - Sprite examples
02:18 - Caution!
03:02 - Beams/lasers
03:47 - Beam example
04:21 - Homework
04:43 - The end
05:04 - Outro gag