| 3 | Ruby | Instead of blood, a powerful magnetic force courses throughout Beldum's body. This Pokémon communicates with others by sending controlled pulses of magnetism. |
| 3 | Sapphire | Beldum keeps itself floating by generating a magnetic force that repels earth's natural magnetism. When it sleeps, this Pokémon anchors itself to a cliff using the hooks on its rear. |
| 3 | Emerald | When Beldum gather in a swarm, they move in perfect unison as if they were but one Pokémon. They communicate with each other using brain waves. |
| 3 | FireRed, LeafGreen | It uses magnetic waves to converse with its kind. All the cells in its body are magnetic. |
| 4 | Diamond, Pearl, Platinum | It converses with others by using magnetic pulses. In a swarm, they move in perfect unison. |
| 4 | HeartGold, SoulSilver | The magnetic force generated by its body repels the ground's natural magnetism, letting it float. |
| 5 | Black, White | It converses with others by using magnetic pulses. In a swarm, they move in perfect unison. |
| 5 | Black 2, White 2 | Its cells are all magnetic, and it communicates with others by using magnetic pulses. |
| 6 | X | The magnetic force generated by its body repels the ground's natural magnetism, letting it float. |
| 6 | Y | It converses with others by magnetic pulses. In a swarm, they move in perfect unison. |
| 6 | Omega Ruby | Instead of blood, a powerful magnetic force courses through Beldum's body. This Pokémon communicates with others by sending controlled pulses of magnetism. |
| 6 | Alpha Sapphire | Beldum keeps itself floating by generating a magnetic force that repels earth's natural magnetism. When it sleeps, this Pokémon anchors itself to a cliff using the hooks on its rear. |
| 7 | Sun | Its cells are all magnets. It uses magnetism to communicate with others of its kind. |
| 7 | Moon | With magnetic traction, it pulls its opponents in close. When they're in range, it slashes them with its rear claws. |
| 7 | Ultra Sun | Instead of blood, magnetism flows through its body. When it's feeling bad, try giving it a magnet. |
| 7 | Ultra Moon | If you anger it, it will do more than rampage. It will also burst out strong magnetism, causing nearby machines to break. |
