A whimsical illustration of a majestic lanky black cat with huge, intense amber eyes in dark whimsical art style, standing proudly in Spartan warrior stance, wearing ornate bronze breastplate and battle-scarred leather straps, flowing red cape catching wind, spiky fur visible beneath armor, digital painting with dynamic brushstrokes showing detailed metal textures and wild fur, surrounded by swarms of floating golden fireflies creating dancing lights in darkness and twisted vines, moonlit battlefield background, characteristic Tim Burton inspired design with eyes reflecting warrior's spirit