Circle of Life

The Circle of Life Keyblade is from Kingdom Hearts II. In a way, it almost replaces the Jungle King.

Acquisition
It is acquired after cheering up Simba in the Pride Lands.

Appearance
It looks like the Keyblade is made of wood, possibly symbolizing the fact that it is received from the Pride Lands. The guard and keychain is a lion head, specifically the head of Simba as drawn by Rafiki in the movie The Lion King. Its name comes from the theme and a song from the first Lion King.

Trivia

 * This keyblade appeared in the Birth by Sleep video, its cutting edge could be seen after the storm blew at Terra.