This device will enable me to strike at the Autobots through Optimus Prime's only weakness, his over-developed sense of honor.
12 seconds sound clip from The Transformers (1984) - Heavy Metal War TV Series.
You can hear this line at 00:03:52 in the DVD version of the movie.
Quote context
[...]
- I am honored to serve, Megatron.
- Scrapper's invention will give me the power to defeat the Autobots, once and for all.
- Forgive me, but I believe your boast sounds vaguely familiar.
- We failed before through no fault of mine, but this time I shal not be denied.
- Huh? Those signals spell trouble and I'm talking Decepticons.
- Looks like just one. One's one too many, when it's Megatron.
- Let's see how he likes my new shock-blast cannon... That's a shock alright.
- Too much lip, not enough action.
[...]