Kefka plays a very controlling game plan, stopping your opponents before they can do anything
If you prefer using a deck with Sapphire cards (check out our guide to Lorcana Ink Types for more details), it seems like a no-brainer to include Mufasa right now
Yet, there are some ways to go about casting this for a lot less than the actual costCounterlash, Magus of the Mind, Mind's Desire, Scholar of the Lost Trove, Sins of the Past, and Spelltwine all come to mind
For just two mana, you can return a Creature in any graveyard to play under your control
As you can pump the front or the back, you can make it high for blocking big beaters, or strong for taking out attackers
Whereas a typical Kenrith deck focuses on using their activated abilities to generate advantage on your board, theres no reason you cant use these effects on your opponents