User blog comment:LeTotalMemer2/Death Battle Intro GIF Request/@comment-27846330-20170404033239/@comment-27846330-20170404094515

I found both gifs from them on Giphy.

https://media.giphy.com/media/MDWavGtkioFlC/giphy.gif (For Opa-Opa)

https://media.giphy.com/media/12mmDGnp1XnCIE/giphy.gif (For Alex Kidd)

If you think these doesn't work, you can make gifs out of YouTube videos maybe by using this: http://makeagif.com/youtube-to-gif