If you do not have a character with "Sakura" in its card name, this card cannot be played from your hand.
All of your opponent's or your characters without "Sakura" in its card name get the following ability until the end of your opponent's next turn. "[CONT] This card cannot move to another stage position." Put this card into your memory.
[CONT] Memory If this card is in your memory, all of your "Cardcaptor Sakura: SIEGE" get +1000 power.