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Dr. STONE S4E16 — Medusa Mechanism

7.6

Dr. STONE•Season 4•Episode 16

Medusa Mechanism

7.6/10 · 832 votesJul 31, 202524 min

Ranked #32 of 37 in Season 4•−0.7 vs season avg

The team is going to need a weapon for when Stanley inevitably catches up to them.

Directed byKayona Yamada

Written byKurasumi Sunayama

Previous episodeE15 · The Escape Next episodeE17 · Sickening Yet Beautiful

Seasons4

Season 4 Episodes37

RYUSUI VS. SENKU still

RYUSUI VS. SENKU

SCIENCE JOURNEY still

SCIENCE JOURNEY

Light Trap in the Darkness still

Light Trap in the Darkness

Dr. X still

Dr. X

DOCTOR VS. DOCTOR still

DOCTOR VS. DOCTOR

SCIENCE IS ELEGANT still

SCIENCE IS ELEGANT

The Two Scientists still

The Two Scientists

LOCK ON still

LOCK ON

Light of Science still

Light of Science

Dirty Roads still

Dirty Roads

Those Who Know the Rules; Those Who Make Them still

Those Who Know the Rules; Those Who Make Them

Reunion still

Reunion

Watching the Same Moon still

Watching the Same Moon

EARTH RACE still

EARTH RACE

The Escape still

The Escape

Medusa Mechanism still

E16 7.6Now viewing

Medusa Mechanism

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Sickening Yet Beautiful

Diamond Heart still

Diamond Heart

Stone Sanctuary still

Stone Sanctuary

What I Once Sought to Destroy still

What I Once Sought to Destroy

Our Dr. Stone still

Our Dr. Stone

Until We Meet Again still

Until We Meet Again

Scientist, All Alone still

Scientist, All Alone

Whole New World still

Whole New World

Future Engine still

Future Engine

Fire still

Fire

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The Universe Is Written in the Language of Mathematics

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Dawn of the Computer

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The Truth About the Rocket

Stone to Space still

Stone to Space

Unknown Known still

Unknown Known

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Wanting Everything still

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Ushers of an Exhilarating Future

Cast8

Yusuke Kobayashi

Yusuke Kobayashi

Senku Ishigami (voice)

Makoto Furukawa

Makoto Furukawa

Taiju Oki (voice)

Kana Ichinose

Kana Ichinose

Yuzuriha Ogawa (voice)

Manami Numakura

Manami Numakura

Kohaku (voice)

Gen Sato

Gen Sato

Chrome (voice)

Kengo Kawanishi

Kengo Kawanishi

Asagiri Gen (voice)

Ryota Suzuki

Ryota Suzuki

Nanami Ryuusui (voice)

Karin Takahashi

Karin Takahashi

Suika (Voice)

Crew11

Y

Yuji Nakao

Key Animation

Y

Yuki Tsugihashi

Key Animation

K

Kurasumi Sunayama

Writer

K

Kazuya Saito

Key Animation

H

Hiroki Takiguchi

Key Animation

M

Mahmoud Moftah

Key Animation

M

Mayu Murakata

Key Animation

H

Hikaru Takanashi

Key Animation

L

Long Guang

Key Animation

K

Kayona Yamada

Director

T

Thanh Hien

Background Designer

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Episode Summary

"Medusa Mechanism" is episode 16 of Dr. STONE season 4. It scored 7.6/10 from 832 votes, ranking #32 of 37 episodes this season (season average 8.3). Directed by Kayona Yamada and written by Kurasumi Sunayama, it aired on July 31, 2025.

Next: E17 · Sickening Yet Beautiful Best of Season 4