The story begins with the appearance of a mysterious figure known as the Subspace Emissary, who is working to manipulate the forces of darkness. His goal is to conquer the worlds by merging them into a "subspace," a dimension of pure nothingness. The subspace is controlled by an organization called The Ancient Minister, who uses technology and strange powers to carry out the Emissary's bidding. The Beginning of the Invasion The story opens with a dramatic attack on the various characters' worlds. The initial plotline sees Mario and Kirby meeting up and fighting back against the invading forces in the Skyworld. The heroes start encountering strange creatures, called Primids, that are being used by the forces of Subspace to attack. As the Subspace Emissary begins to destroy various realms, including Princess Peach's Castle, Link’s World, and Samus's Ship, heroes from different universes come together to face this looming threat. Fox McCloud, Donkey Kong, and Zelda are introduced to the fight, each bringing their own skills to battle the growing forces. The Formation of Teams As the story progresses, characters form teams to battle against Subspace’s minions and thwart its plans. Meta Knight plays a mysterious role, sometimes working against the heroes’ group but ultimately siding with them for a greater cause. Bowser, King Dedede, and other villains, however, also try to manipulate the situation to their advantage. The central conflict focuses on the heroes trying to stop the Subspace Bombs that are capable of destroying entire dimensions. These bombs are planted by the Subspace forces in key locations, and the heroes race against time to destroy or neutralize them before they cause total devastation. The Heroes' Struggle The heroes travel through various worlds, battling minions and facing off against powerful bosses. Among these is a powerful version of Master Hand, the game's primary antagonist. Master Hand represents the controlling force behind the Subspace Emissary and appears as a literal giant hand, controlling various elements of the story. The Final Battle Eventually, it is revealed that Tabuu, the true mastermind behind the Subspace Emissary, has been using Master Hand as a tool to reshape reality. Tabuu is an ancient being of great power, and he seeks to plunge the universe into subspace, where nothing exists. The heroes join forces for the final battle against Tabuu in the Subspace Bomb Factory. Tabuu’s power is immense, but with the combined strength of all the heroes and their friends, they are able to defeat him and prevent the universe from being engulfed in subspace. Resolution The defeat of Tabuu ends the Subspace invasion, and the worlds return to normal. The surviving characters, now united by their experiences, part ways, but they remain ready for any future threats. The characters, having come together to face a common enemy, are left with a sense of unity and purpose. Post-Battle The final scenes of the story show the characters returning to their respective worlds, with some moments of reflection on the journey they’ve gone through. Mario, Link, and the others have not only stopped the subspace invasion but also forged new alliances and friendships that could prove invaluable in the future.