https://www.db.yugioh-card.com/yugiohdb/card_search.action?ope=2&cid=12920
「SRビードロ・ドクロ」の③の効果は１ターンに１度しか使用できない。
③：このカードの戦闘で発生する自分への戦闘ダメージは代わりに相手が受ける。

field::calculate_battle_damage is checked twice.

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=5&fid=8778

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=4&cid=10202

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=4&cid=5287

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=4&cid=7670

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=4&cid=8171

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=5&fid=10361

https://github.com/Fluorohydride/ygopro-core/commit/93bb39b4497fd5db3e432745f88b6388b074f9ac

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=4&cid=6755

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=4&cid=6762

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=4&cid=5372

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=4&cid=7637

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=4&cid=9768

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=4&cid=13800

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=5&fid=13863

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=4&cid=6358

https://github.com/Fluorohydride/ygopro-core/commit/095d7ca68e1c242151afd2201c844ad5eae3a156

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=4&cid=9857

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=5&fid=15304

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=5&fid=12884

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=5&fid=6903

https://www.db.yugioh-card.com/yugiohdb/faq_search.action?ope=5&fid=12976