Seen it?
Ragna Crimson
Streaming on (US) 
See all
Ragna teams up with the enigmatic Crimson to stand against the dragons menacing the world. Although Crimson's motivations are mysterious, his goal and Ragna's perfectly align, and together they'll vanquish the dragons once and for all.
Highest-rated episodes all ranked
- 01
End of the Battle to the DeathThe battle is over, but at a heavy price. While a weary corps mourn their losses, representatives from the Solarian Church arrive to meet the fabled Reaper. - 02
Words Aren't NeededMultiple battles erupt in an all-out war against the Blood of the Wing. As each side engages in mortal combat, a crucial decision awaits Crimson. - 03
Reason to FightRagna has found a reason to fight, and he and the Argentum Corps will take the battle to the Blood of the Wing, no matter what Crimson thinks.
Castfull cast & details
Episodes by season
Season01
- S01E01
The Day the Reaper Was BornOctober 1, 2023Death and fire haunt Ragna’s dreams and, deep within his heart, he somehow knows they’re omens. If he doesn’t grow stronger, and soon, all t - S01E02
The Beginning of the StoryOctober 7, 2023Temruogtaf must be stopped. But Ragna loses interest in the dragon and turns his attention to one of his maids. Thanks to his new old memori - S01E03
AgitationOctober 14, 2023Crimson is no hero. He will manipulate and use others if it furthers his goal, and that callousness is precisely what makes him a needed all - S01E04
ActionOctober 21, 2023Dragons have another weakness aside from sunlight and silverine: pride. But Ultimatia is not like other dragons. - S01E05
WingOctober 28, 2023Ragna met Ultimatia before in another life and he did not emerge from that encounter unscathed. Now, in this life, dragons are disappearing - S01E06
ReunionNovember 4, 2023Ultimatia may have control over time itself, but Crimson knows her powers must have a weakness. Once that happens, all variables will be acc - S01E07
Act and GuiltNovember 11, 2023Ragna’s relentless assault forces Ultimatia on the defensive. Unaware of his identity, an unexpected emotion overtakes the dragon monarch as - S01E08
A Painful BlowNovember 18, 2023Ultimatia made an impossible choice and, with Nebulim out for their blood, Ragna and Crimson must now withdraw. However, they may have only - S01E09
Negotiation and True NatureNovember 25, 2023Starlia's ability to see a person's true nature puts Crimson at a disadvantage, but when Ragna suddenly appears, the princess sees something - S01E10
Stakes and CooperationDecember 2, 2023While Crimson uses Ragna as a bargaining chip to convince Starlia to accept their aid, Woltekamui vows to remain at Ultimatia's side and giv - S01E11
Tactics and KnowledgeDecember 9, 2023Ragna spars with the Argentum Corps and infuses their weapons, while Crimson assists with the teleportation circles. But they are not the on - S01E12
Determination and ReadinessDecember 16, 2023The battle begins at sunset, but before they confront an uncertain fate, Starlia asks Ragna to listen to a heartfelt request. - S01E13
Hero of the BattleJanuary 13, 2024The battle has begun, but Ragna and the Argentum Corps are not facing just any enemy. They are facing those who mean to exterminate them by - S01E14
Impatience and VigilanceJanuary 20, 2024Olto Zora's cunning plan overwhelms the corps as they face the power of mature dragons. However, Crimson's impending offensive and Starlia's - S01E15
Latent AwakeningJanuary 27, 2024The tide is turning as the corps claw their way through the battlefield—Ragna and Starlia the source of their inspiration. But none are awar - S01E16
Will of ResistanceFebruary 3, 2024Olto Zora used to be someone else once, and Starlia reminds him of someone he knew long ago. - S01E17
My ComradeFebruary 10, 2024Olto Zora and Taratectra are lifelong friends who stand at a crossroads that could determine the battle. Now, Ragna and Starlia may be the o - S01E18Season's bestEnd of the Battle to the DeathFebruary 17, 2024The battle is over, but at a heavy price. While a weary corps mourn their losses, representatives from the Solarian Church arrive to meet th
- S01E19Reason to FightFebruary 24, 2024Ragna has found a reason to fight, and he and the Argentum Corps will take the battle to the Blood of the Wing, no matter what Crimson think
- S01E20
Just Watch MeMarch 2, 2024Four superior dragons stand between them and the Winged Monarch. With unyielding resolve, the Argentum Corps storm a dead capital for the fi - S01E21Words Aren't NeededMarch 9, 2024Multiple battles erupt in an all-out war against the Blood of the Wing. As each side engages in mortal combat, a crucial decision awaits Cri
- S01E22
The Winged MonarchMarch 16, 2024The darkest hour is at hand. As cherished comrades fall on both sides, bittersweet memories of the past surge to the forefront. - S01E23
Lightning GodMarch 23, 2024As Ragna and Woltekamui's titanic battle rages across the heavens, the dragon is reminded of another encounter—one that shaped him into the - S01E24
LightMarch 30, 2024Just as Ragna, Crimson and the Argentum Corps stand at the cusp of victory, the worst case scenario occurs: Against all odds, Ultimatia recl
Keep exploring top shows
ShortcutThe essential episodes
Short on time? The pilot-to-finale shortcut, only the episodes that matter.
MatchupCompare with another showTwo shows' episode ratings on one chart — settle it.
NetworkBest Tokyo MX showsMore from the same network, ranked by rating.
GenreBest animation shows & filmsThe top of the animation pile, across both mediums.
GenreBest action & adventure shows & filmsThe top of the action & adventure pile, across both mediums.
Fandom hubThe anime hubThe whole fandom on one bookmarkable page — rankings, premieres, what's new.