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

Stats

Kingdom Hearts II
Ability
MP Haste

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.