If the summoner himself doesn't know the move, then how could the summoned beast learn it!
...
Upon the boundless grassland, a massive amount of electronic products and devices were piled up. In the center of this stack of electronics and devices, the Golden Clayman—today, the Erroneous God unusually wasn't working but was playing a game instead.
The latest games updated by the Fictional Church have been quite interesting, entertaining the Erroneous God and preventing some unexpected crises in the universe. The main reason was that the Cosmic Train was delayed or even stopped, causing the creation materials of the Erroneous God not to be delivered on time. This forced the Erroneous God to stop working for a while and entertain himself through games.