Save the King

The Save the King shield has been Goofy's ultimate weapon throughout the series, however the method of obtaining it is different from game to game.

Kingdom Hearts
The shield is obtained by defeating the time attack variant of the Hades Cup.

Kingdom Hearts II
The shield is obtained by synthesis. For this shield you need Twilight shards, crystals, shards, gems and orchlem. There is another variant, Save the King +, which has no difference in power, but has a different ability.