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Season guide

American Ninja Warrior: Season 4

32 episodes Premiered May 20, 2012 Updated Nov 3, 2026
Previously on American Ninja Warrior

Season 4 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Picks up essential narrative continuity directly following the events of American Ninja Warrior Season 3.
  • ⚡ Character alliances, factions, and personal loyalties undergo significant shifts under escalating stakes.
  • ⚡ Addresses unresolved cliffhangers and thematic mysteries introduced during previous seasons.
  • ⚡ Establishes the primary seasonal conflict that drives serialized character arcs toward the finale.
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Season 4 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 4 Progress Shield

Future titles & synopses blurred. Tap "Reveal" on any card to peek.
Binge Efficiency Engine

Season 4: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

9%
91%
Mytharc (3): Crucial lore & season climaxes
Core (29): Character development & subplots
Side Quest (0): Standalone / filler
S4·E1 Mytharc

Southwest Qualifying Round (1)

May 20, 2012 · 60 min

People from the Southwest compete for a chance at the world's most difficult obstacle course.

S4·E2 Core

Southwest Qualifying Round (2)

May 20, 2012 · 60 min

People from the Southwest compete for a chance at the world's most difficult obstacle course.

S4·E3 Core

Southwest Regional Finals

May 22, 2012 · 60 min

The top 30 finishers from the Southwest qualifying round take on an even more challenging obstacle course to advance to the national finals.

S4·E6 Core

Midwest Regional Finals

May 21, 2012 · 60 min

The top 30 qualifiers compete for a chance to move on to the national finals and tackle a harder course in hope of getting the $50,000 prize.

S4·E9 Core

Northeast Region Finals

Jun 3, 2012 · 60 min

The top 30 Northeast finishers take on a more challenging course.

S4·E18 Core

Southeast Regional Finals

Jun 17, 2012 · 60 min

The top 30 Southeast finishers compete on a more challenging course..

S4·E19 Core

Las Vegas Finals (1)

Jun 18, 2012 · 60 min

One hundred competitors attempt the most-difficult obstacle course.

S4·E20 Core

Las Vegas Finals (2)

Jun 19, 2012 · 60 min

Stage 1 of the most-difficult obstacle course continues.

S4·E21 Core

Las Vegas Finals (3)

Jun 24, 2012 · 60 min

Stage 1 of the most difficult obstacle course continues.

S4·E22 Core

Las Vegas Finals (4)

Jun 24, 2012 · 60 min

Stage 1 of the 8 obstacle course will challenge even the most skilled competitors.

S4·E23 Core

Las Vegas Finals (5)

Jun 25, 2012 · 60 min

Top finishers challenge Mount Midoriyama.

S4·E24 Core

Las Vegas Finals (6)

Jun 26, 2012 · 60 min

Ultimate challenges including the Spider Flip and the Double Salmon Ladder.

S4·E25 Core

Best of Southwest

Jul 8, 2012 · 60 min

Previously unseen footage includes top finishers from preliminary rounds tackling a challenging obstacle course.

S4·E26 Core

Best of the Midwest

Jul 8, 2012 · 60 min

Competitors face a challenging obstacle course in hope of landing a spot in the finals.

S4·E27 Core

Best of Northeast

Jul 8, 2012 · 60 min

Top contenders tackle a challenging obstacle course in hope of moving to the final round.

S4·E28 Core

Best of Northwest

Jul 9, 2012 · 60 min

Competitors face a challenging obstacle course in hope of landing a spot in the finals.

S4·E29 Core

Best of Midsouth

Jul 10, 2012 · 60 min

Athletes face the eight obstacles of Stage 1 in Las Vegas.

S4·E30 Core

Best of Southeast

Jul 16, 2012 · 60 min

Finalists take on a four-stage course. Challenges include a "jumping spider" and a "spinning bridge."

S4·E32 Mytharc

Best of the Finals (2)

Jul 24, 2012 · 60 min

Top finishers from the regionals advance to the final round.

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