As his strength increased and the level of combat rose, the weapons produced by his extraordinary abilities were sometimes a bit too slow to keep up with the pace.
In fact, many battles did not require the production of weapons; simply wielding the Army Decimating battle saber and fishing rod to smash his enemies was often enough, where brute force could work miracles.
The reason for maintaining that layer was that generating weapons posed nearly no consumption for him, and draining blood also required weapons created by his extraordinary abilities. Therefore, the form of the weapons generated by his extraordinary abilities had become less significant.
With his understanding of the Holy Dragon Spear Technique, disregarding the spear techniques inherent in weapons, the part about producing dragon shadows was no longer limited to the type of weapon used; even swinging a hammer would suffice.