| White Dragon's Ferocity |
|Romaji||Hakuryū no Zan'nin|
|Card type||Spell Card|
LoreOnce per turn, if the effect of a monster your opponent controls meets its activation conditions while you control a "Synchro Dragon" Synchro Monster, you can make your opponent activate that effect by discarding 1 card.
|Sets||Battle of Summons (BSUM-EN065 - )|