What he calls a manticore looks to be no more than a shabby, toothless lion.

6 seconds sound clip from the The Last Unicorn movie soundboard.

You can hear this line at 00:18:34.343 in the Blu-ray version of the movie.

Quote context

[...]

- Its inside is an inferno, but its skin is so cold it burns!

- Speaks seventeen languages badly, and is subject to gout.

- Creatures of night, brought to light! (2)

- The satyr. Ladies, keep back!

- I shouldn't be here. But quickly, tell me what you see. Don't be afraid. Look at your fellow legends and tell me what you see.

- What he calls a manticore looks to be no more than a shabby, toothless lion.

- And she has them believing that poor old ape with a twisted foot is a satyr!

- Illusions! Deceptions! Mirages!

- Your Mommy Fortuna cannot truly change things!

- That's true, she can only disguise. And only for those eager to believe whatever comes easiest.

- The Midgard Serpent. It's got the whole world in its coils.

[...]