This 60-card deck is fully pre-constructed and ready to play, built around the strength and speed of Ruby and Steel ink cards
However, to avoid mana values climbing to extreme heights, cards can also be balanced by requiring multiple colors of mana to cast
If you already have the Science
At the beginning of your end step, you may remove a counter from this creature
If the two biggest threats at the table are attacking each other to keep their greatest rival in check, you can probably hold off (this is also a great stage where politicking can help)
This can be very strong on its own because it means that opposing players will have to discard some of their cards if Kefka is left unattended, and the user can discard valuable combo pieces in order to later retrieve them with the Commander staple called Underworld Breach, particularly if comboed with Lion's Eye Diamond to create infinite mana and then win the game