

You can't activate Extras, and during your turn, you can't use skills to play Battle Cards.
If you have an <Android 21> Z-Battle Card in play : At the end of your turn, switch up to 1 of your blue energy to Active Mode.
Add 1 card from your life to your hand : Look at up to 5 cards from the top of your deck, add up to 1 blue 《Android》 card among them to your hand, shuffle your deck, and this card gets +5000 power for the turn.
When your life is at 4 or less : Draw 1 card, and switch up to 1 of your energy to Active Mode.
During your turn, you can't use skills to play Battle Cards.
When paying energy costs for your <Android 21> cards, you can use your <Android 21> Z-Battle Cards and your opponent's Battle Cards and Unisons as energy.
Draw 1 card, and choose up to 3 of your opponent's Battle Cards and/or Unisons, ignoring
, and switch them to Active Mode.