https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=5&fid=10309&keyword=&tag=-1&request_locale=ja

the effect can be activated if the monster is facedown.

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=5&fid=21475&keyword=&tag=-1&request_locale=ja

str4: hand or grave
str5: deck
fix #1383

use count limit directly

* Fix Chevalier de Fleur

spell/trap will be negated even if this card leave field.

* Add hint timing for Renewal of the World