Techhalla posted a compact sprite workflow: generate a Niji 7 character, build a 3x3 pose sheet in Nano Banana, then animate it in Grok. Try it as a starting point for solo game art tests and idle loops.

Techhalla's post points readers to a full tutorial and app link, but the most concrete build steps come from sprite method. The sequence is simple: generate one pixel-art character in Niji 7 with a square aspect ratio, ask Nano Banana for a pure-white 3x3 grid showing nine side-view poses of that same character, then prompt Grok to interpret the sheet as an idle animation with subtle frame-to-frame motion.
That matters because the workflow splits the job into three clean stages: style creation, pose consistency, and motion. The sprite animation clip shows the kind of lightweight loop this produces.
The strongest part of the method is that it treats sprite work as a handoff problem, not a single-prompt problem. The Niji 7 prompt locks the initial look; Nano Banana is used for pose variation on one character; Grok is only asked to add movement rhythm to an already-structured sheet. tool page and its duplicate listing in tool summary also position Nano Banana as a consistency-focused model, which fits that middle step.
Techhalla's retweet oversells the result as “solved,” but the evidence does show a practical starting point for testing idle loops, placeholder characters, and quick web-game prototypes without drawing every frame by hand.
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Posted the full tutorial + app link here: x.com/techhalla/stat…
Indie game devs are about to love me (or hate me) for this... I built an AI workflow (app included) that spits out spritesheets in minutes, from assets created on freepik. Breaking it all down below 👇
Creating this kind of pixel game asset animation is actually very simple. First, use niji 7 to generate a pixel-art game character: pixel art of an anime girl knight in blue and white armor, with pink hair, holding a sword and shield, in the style of pixel art. --ar 1:1 --niji 7 Show more

