They imprisoned him on level 6.
They. NOT Magellan. They. They could include 3 admirals. It could include 20 VAs. They could include literally anyone that's more than 1 person. The only thing it doesn't include is Magellan alone.
ALSO: What kind of conversation tells the reader person A is AS strong and likely even STRONGER than person B only to state in the next line that person B beat and imprisoned person A? You guys really need to revisit primary school to catch up some reading comprehension.