"As the water became fresher, he knew he was traveling inland, and once it turned salty, he realized he was approaching the Pacific on the western side of the strait." This proved that Magellan had good navigational skills, knowing the position where he's at. "Over the Edge of the World"
Magellan didn't have concern for his crew. "And we ate old biscuit reduced to powder, and drank water that was yellow and stinking." This proved that Magellan was selfish, since only he ate jelly, which was high in vitamin C. "From the journal of Antonio Pigafetta"
Even though Magellan thought he was doing the right thing turning people into Catholicism, he died. "A cane lance into the captain's face." Magellan was hit with objects, and there was no way he was going to survive. Magellan died fighting in the beach. "Text from the Journal of Antonio Pigafetta"