Mixed blood

What if king and Katakuri had a kid? But not in the way you think

Summary:
The beast pirates and big mom pirates cross paths while getting back treasures that the tenribiyuto stole from them. They send their strongest commanders to fetch the items since there were so valuable, and while retrieving the treasures, they discover a failed seraphim with both blood from the two commanders

The beast pirates and big mom pirates had a heated argument on who was going take the child until they reached an agreement they would take turns each month to take care of the child until they were old enough to pick a side to be on

As the two commanders take care of the child they start to appreciate one another's company, this turns into an unexpected friendship and evolves into something more complicated as it goes on. As they raise the child with familiar habits and quirks, many interesting twists and funny anecdotes come their way. Especially since the child has a familiar sass one of the commanders recognizes in them