Nike Unveils the Ja 4 'Nightmare,' Ja Morant's Fourth Signature, for August 13

Nike officially unveiled the Ja 4 'Nightmare,' Ja Morant's fourth signature shoe, in an Obsidian and Voltage Green makeup (IM4135-405) set to release August 13, 2026 at an expected $130.

Nike Unveils the Ja 4 'Nightmare,' Ja Morant's Fourth Signature, for August 13
Nike Ja 4 "Nightmare" (IM4135-405). Photo: Nike via SneakerNews

Key Points

  • Nike unveiled the Ja 4 "Nightmare," Ja Morant's fourth signature shoe.
  • It releases August 13, 2026 in an Obsidian and Voltage Green makeup.
  • The style code is IM4135-405; retail is expected at $130.
  • It is the debut colorway of the Ja 4, listed as "Nightmare on 12th Street."

Nike has officially unveiled the Ja 4 "Nightmare," the debut colorway of Ja Morant's fourth signature shoe. The pair arrives in an Obsidian and Voltage Green makeup under style code IM4135-405 and is set to release on August 13, 2026, SneakerNews reported, at an expected $130.

Nike Ja 4 Nightmare lateral profile in obsidian and voltage green
Nike Ja 4 "Nightmare" (IM4135-405). Photo: Nike via SneakerNews
Nike Ja 4 Nightmare medial and sole detail
Obsidian upper with Voltage Green accents. Photo: Nike via SneakerNews
Nike Ja 4 Nightmare top-down and heel detail
The debut colorway, "Nightmare on 12th Street." Photo: Nike via SneakerNews

The Ja line has always been built around speed and low-to-the-ground quickness, and the fourth model keeps that brief: a lightweight, guard-friendly build tuned for Morant's downhill game. The dark base with acid-green pops leans into the "Nightmare" theme, the kind of villain-coded storytelling Nike has used to frame Morant's highlight-reel identity since the line launched, per Sole Retriever.

The read: the shoe lands at a genuine inflection point for its namesake. Morant arrives at his fourth signature having just been traded from Memphis to the Portland Trail Blazers, a fresh start after years of on- and off-court turbulence. That Nike is still expanding a full signature line around him — in a 2026 landscape crowded with 33 signature athletes — is a vote of confidence in his marketability that not every brand would still make. For Morant, a new team and a new shoe is a clean slate on both fronts.

Source: SneakerNews, Nice Kicks, Sole Retriever.

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