Black Clover – Season 4 (2020–2021)

Training, Devils, and the Beginning of the Final War

Black Clover Season 4 serves as a transition point between the major conflict of the Elf Reincarnation arc and the next stage of the story. After the intense revelations and battles of Season 3, the series shifts its focus toward preparation, growth, and the looming threat that has yet to fully emerge.

While earlier seasons focused on proving strength and uncovering truth, this season asks a different question:

are the Magic Knights ready for what comes next?

The answer is not simple.

Because the enemies ahead are unlike anything the Clover Kingdom has faced before.

Season Overview

Title: Black Clover – Season 4
Japanese Title: ブラッククローバー
Episodes: 155–170
Air Date: December 8, 2020 – March 30, 2021
Studio: Pierrot
Streaming Platforms:Crunchyroll, Netflix (regions vary), Amazon Prime Video, Blu-ray, DVD
Opening Theme: “Grandeur” by Snow Man
Ending Themes:

• “BEAUTIFUL” by TREASURE
• “A Walk” by Gakuto Kajiwara

Story Summary

Season 4 begins in the aftermath of the Elf Reincarnation conflict.

The Clover Kingdom is still recovering. Trust has been shaken, and the damage caused by internal battles has left lasting effects. While the immediate threat has been resolved, it becomes clear that the situation is far from over.

A new danger is rising.

The Need for Growth

Following the events of Season 3, Asta and the other Magic Knights face a major challenge:

they are not strong enough for what lies ahead.

This realization leads to a period of intense training. Unlike earlier parts of the series, where growth happened through battles, this phase focuses on preparation.

Characters begin to push their limits in a more structured way, developing new techniques and improving control over their abilities.

Heart Kingdom Training

A major part of this season takes place in the Heart Kingdom, a neighboring nation with a different approach to magic.

Here, characters are introduced to mana method techniques, allowing them to better understand and control natural mana.

This training arc expands the power system of the series.

It also highlights the difference between:

• Raw power
• Refined control

Noelle, in particular, benefits greatly from this training, continuing her growth from earlier seasons and becoming a more confident and capable fighter.

Asta’s Unique Path

While others train to improve their magic, Asta faces a different challenge.

Because he has no magic, traditional training methods do not apply to him.

Instead, his focus shifts toward understanding and controlling his connection to anti-magic and the mysterious power behind it.

This leads to the introduction of new elements tied to devils — hinting at the larger conflict that is about to unfold.

Asta’s journey becomes more complex, as he begins to rely on powers that are not fully understood.

Introduction of the Spade Kingdom Threat

As the season progresses, the focus shifts toward the Spade Kingdom, a powerful nation ruled by the Dark Triad.

Unlike previous enemies, these individuals possess devil powers, making them far more dangerous.

Their strength is overwhelming.

Their goals are unclear but clearly destructive.

This marks the true beginning of the next major storyline — one that goes beyond anything seen in earlier seasons.

First Clash with the Dark Triad

The season builds toward initial confrontations with the Spade Kingdom forces.

These encounters are brief but impactful.

They serve one main purpose:

to show the gap in power.

Despite all their growth, the Magic Knights struggle against these new enemies. This reinforces the idea that the coming battle will require more than just determination.

It will require a new level of strength.

Transition to the Next Phase

Season 4 does not fully resolve the Spade Kingdom conflict.

Instead, it sets the stage for it.

The story ends at a point where:

• The threat is clear
• The stakes are established
• The characters are preparing for war

This makes the season feel like a bridge — connecting the emotional depth of Season 3 with the large-scale battles that follow.

Character Development

• Asta — Begins exploring the deeper nature of anti-magic and his connection to devil power.

• Yuno — Continues to grow as a leader, preparing for greater responsibility.

• Noelle Silva — Shows significant improvement through Heart Kingdom training.

• Yami Sukehiro — Remains a central figure, especially as new threats emerge.

• Magic Knights — Shift from recovery to preparation, focusing on future battles.

Themes & Tone

• Preparation for War — Growth before the next major conflict.

• Power vs Control — Understanding abilities, not just increasing them.

• New Threats — Introduction of devils and darker forces.

• Limits & Potential — Characters face their current weaknesses.

• Transition & Setup — Moving from resolution to escalation.

The tone is more focused and serious, with less emphasis on humor and more on building tension.

Animation & Audio

Studio Pierrot maintains visual consistency while delivering sharper moments during key episodes. Animation sees improvement in training sequences and early clashes with the Spade Kingdom, with magic effects appearing more refined and controlled.

Action scenes are more focused, with better pacing compared to earlier episodes. While not as explosive as major arcs, the visuals support the season’s role as a setup phase.

The opening theme “Grandeur” by Snow Man reflects the season’s more determined and forward-looking tone. Ending themes like “BEAUTIFUL” by TREASURE and “A Walk” by Gakuto Kajiwara add a reflective feel, matching the transition from past battles to future challenges.

Where to Watch

You can watch Black Clover – Season 4 on:

• Crunchyroll
• Netflix (regions vary)
• Amazon Prime Video
• Blu-ray
• DVD

Popularity & Reception

Season 4 received mixed to positive responses from fans.

It was appreciated for:

• Expanding the power system
• Introducing the Spade Kingdom threat
• Developing key characters

However, some viewers felt the pacing was slower compared to Season 3 due to its focus on setup and training.

Despite this, it remains an important part of the overall story.

Final Thoughts

Black Clover Season 4 is not about resolution — it is about preparation.

After the intense battles and revelations of the previous season, the story shifts toward building strength for what lies ahead. The introduction of devils and the Spade Kingdom raises the stakes to a new level, signaling that the real conflict is only just beginning.

It may feel quieter at times, but that is intentional.

Because before the biggest battles begin, there is always a moment of preparation.

And in this case, that moment is just the calm before the storm.