Season guide

Transformers: EarthSpark: Season 4

2 episodes Premiered Dec 5, 2025 Updated Oct 2, 2026

Previously on Transformers: EarthSpark

Season 4 Lore Primer

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

⚡ Directly follows the overarching narrative developments of Transformers: EarthSpark Season 3.
⚡ Faction dynamics and core character alliances shift under escalating external stakes.
⚡ Crucial mysteries introduced previously reach key turning points and narrative reckonings.
⚡ Sets up serialized story arcs that build directly toward the climactic season finale.

Season 4 Episodes

Episode Guide

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Season 4 Progress Shield

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Season 4: Filler vs. Essential Canon

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

100%

Mytharc (2): Crucial lore & season climaxes

Core (0): Character development & subplots

Side Quest (0): Standalone / filler

S4·E1 Mytharc

Hometown Heroes

Dec 5, 2025 · 45 min

Every victory has a cost, and now the Maltos must face those consequences. When Robby is caught abusing his powers, Mo and "Detective" Thrash team up to prove their brother's innoc

S4·E2 Mytharc

Legacy of Hope

Dec 5, 2025 · 67 min

The Maltos and Autobots search Cybertron for their missing allies. Thrash steps up to help his struggling sister lead this critical mission, but tension divides the team when they