[Permanent] You can't include non-white Extra in your deck.
[Activate:Main] [Once Per Turn] Place up to 1 white "Cell" card from your deck into its owner's Drop, then shuffle your deck.
[Awaken] When your life is at 4 or less, or you have a total of 3 or more white "Cell" cards and Extras in your Drop: Draw 2 cards, then add cards from your life to your hand until you have 6 life left.
// Cell, Perfect Power
[Auto] Switch 1 of your energy to Hidden Mode: When your "Cell" or "Cell Jr." card—both white and with an energy cost of 3 or more—is played, activate an[Activate: Main/Battle] skill of up to 1 mono-white Extra with an energy cost of 2 in your hand.
[Activate:Main/Battle] [Once Per Turn] Add up to 1 white Extra with an [Activate:Main/Battle] skill and an energy cost of 2 from your Drop to your hand.