TheKingRiki as Mettaton

https://www.youtube.com/channel/UChd1HxS8TE_HnTueZzYhr_Q

Agent0Fluffy as Undyne

Swordmanshane as Papyrus

https://www.youtube.com/channel/UCOy1JgRxxe4D1tnSCeOiQ9w

Midnight Master as Sans

https://www.youtube.com/channel/UCwNSNYTgg01e6oj9ppU0EHA