Beware, Autobots. I am about to transform into the most powerful weapon in the universe!
8 seconds sound clip from The Transformers (1984) - Roll for It TV Series.
You can hear this line at 00:18:51 in the DVD version of the movie.
Quote context
[...]
- Hey, check out this move! Yee-haa!
- The one thing you show-offs are forgetting is... Me!
- Hey, I get the feeling our jet judo needs a little more work!
- Oh? What makes you say that?
- Thundercracker! The anti-matter, quickly!
- Beware, Autobots. I am about to transform into the most powerful weapon in the universe!
- I am about to transform the Autobots into atomic particles.
- I am invincible! No one can stand against me! No one!
- Never!
[...]