Pufferfish Keezafn circulates as a short soundboard clip rather than a widely documented mainstream recording, so its appeal comes from the name and the quick reaction it triggers. The Keezafn label helps listeners find the exact version among similar animal and reaction sounds, while the pufferfish theme gives editors a ready visual joke about swelling pride, surprise or defensiveness. That combination suits short-form video, streams and group chats, where a four-second clip can land before viewers scroll on. Its continued use depends less on a single viral moment and more on that reusable, instantly readable punchline.