Ben 10: Season 4 - 34 Episode s
4x1 - Chicken In Chichen Itza Part 1: Pyramid Scheme
January 19, 2020
When the Tennysons visit Chichen Itza, Dr. Amino fuses a chicken and a snake to create a real-life Quetza.
4x2 - Chicken In Chichen Itza, Part 2: The Wages of Fear
January 19, 2020
4x3 - Ben in Rome, Part 1: A Slice of Life
January 26, 2020
4x4 - Ben in Rome, Part 2: The Bee's Knees
January 26, 2020
4x5 - Gentle Ben
December 13, 2019
4x6 - Funhouse
February 2, 2020
4x7 - Summer Breakers
February 9, 2020
4x8 - The Monsters in Your Head
February 9, 2020
4x9 - Queen of Bees
February 23, 2020
Ben, Gwen and Grandpa Max arrive in Bismarck, North Dakota, for its annual celebration of bee pollination, bringing them face-to-face with Queen Bee and a bold new scheme, forcing Ben to conquer his new fear of bees.
4x10 - Falls, Falls, Falls
February 23, 2020
4x11 - The Greatest Lake
March 1, 2020
A relaxing day at the beach gets all washed up when Team Tennyson come face-to-face with Hex, and his summer intern, Kevin!
4x12 - Mud on the Run
March 1, 2020
Ben gets a tough lesson on knowing his limits when he competes in a grueling obstacle race, made even worse by the Weatherheads.
4x13 - It's Story Time
March 15, 2020
After the Rustbucket breaks down, Ben, Gwen, and Grandpa Max find themselves killing time at the local town library but soon scramble to outmaneuver Hex as he searches for a hidden ancient artifact.
4x14 - Cosplay Day
March 15, 2020
Team Tennyson enjoys the biggest convention in town, but when a gawky costume store employee finds a familiar-looking helmet in the back of the store and tries it on, Ben is faced with the return of an old foe in a new form: Forever Knight.
4x15 - Bottomless Ben
March 18, 2020
The Tennyson's come across the "Bottomless Pit", a naturally formed pit with no bottom. Ben fights his better judgment to jump in, until Kevin 11 shows up and starts to goad him into a contest to the bottom.
4x16 - Tales from the Omnitrix
March 19, 2020
Team Tennyson trade campfire stories that pit Ben against his archrival, Kevin 11, and teaches the hero the power of imagination.
4x17 - Party Poopers
March 23, 2020
4x18 - Wind Some Lose Some
March 24, 2020
4x19 - Digital Quality
April 4, 2020
4x20 - Tim Buk-TV
April 4, 2020
4x21 - Tokyo Fun Part 1: Big Bugg Bash
January 19, 2020
4x22 - Tokyo Fun Part 2: Slamming It Up
January 19, 2020
Reboot of the classic Ben 10 series featuring a reimagined Ben and friends as they travel the country during the summer holidays.
4x23 - Growing up is Hard to Do
April 5, 2020
4x24 - The Hex Factor
April 6, 2020
4x25 - Sweet Tooth
July 5, 2020
4x26 - Medieval Upheaval
July 6, 2020
4x27 - Speed of Sound
July 7, 2020
4x28 - Xingo's World
July 8, 2020
4x29 - Tummy Ache
July 9, 2020
4x30 - Players of the Lost Park
July 10, 2020
4x31 - De-Fanged!
July 11, 2020
4x32 - Mock 10
July 12, 2020
4x33 - Rekoil
July 13, 2020
4x34 - Buktu The Future!
July 14, 2020