A lot of the bigger ones have mostly been in the design phase [like that giant monster one] but I've built some smaller ones in college to do simple tasks like fetching objects from other rooms or cleaning up a little. Then there was Stanford's arm, which Alphys and I worked together on to provide as a replacement for the one he lost back... um...

[A pause.]

... Durin' one of the events. But then he got the real one back and doesn't need the metal one anymore.