Forum:About quickplay spells

i want to know if the following cases are legal >its my battle phase and i attack my opponent's life points directly but they activate sakuretsu armor.Can i activate book of moon FROM MY HAND in order to save my monster? >similar occasion:i attack my opponent's set morphin jar so its effect activates.Can i activate mystical space typhoon from my hand before it is sent to the graveyard by morphin's jar effect?46.190.17.202 (talk) 20:44, October 5, 2011 (UTC)