Best of the Baddies Marathon was a 2017 event that featured two brand new SpongeBob SquarePants episodes. The marathon featured villain-themed episodes, generally Mermaid Man and Barnacle Boy episodes.
|Title card||#||Title||U.S. airdate||U.S. viewers|
|219a||"Man Ray Returns"||September 30, 2017|
|When Man Ray rents Squidward's house for the weekend, it's up to SpongeBob and Patrick to stop his evil vacation.|
|219b||"Larry the Floor Manager"||September 30, 2017|
|Mr. Krabs takes a vacation and makes Larry the Lobster the temporary manager of the Krusty Krab.|
|8:00AM||"Just One Bite"|
|8:15AM||"Lame and Fortune"|
|8:30AM||"Back to the Past"|
|9:00AM||"Mermaid Man and Barnacle Boy III"|
|9:15AM||"Mermaid Man and Barnacle Boy V"|
|9:30AM||"Super Evil Aquatic Villain Team Up is Go!"|
|10:00AM||"Man Ray Returns"/"Larry the Floor Manager" (New)|
- "The Bully" was originally planned to air at the 8:00 AM timeslot, but its sister episode "Just One Bite" was aired by mistake.
- This same mistake occurred with the Krabby Patty Party event, but "Just One Bite" was supposed to air but "The Bully" aired instead.
- This is the second Mermaid Man and Barnacle Boy marathon.
- The name was re-used for premiering "Dirty Bubble Returns" and "Handemonium."
- "Man Ray Returns" and "Larry the Floor Manager" are the highest-viewed 11 minute episodes from season 11.