| Stormy Sky Advance |
|Romaji||Arashi no Ten Zenshin|
|Card type||Spell Card|
LoreThis card is used to Ritual Summon any "Air Fortress" monster. You can only activate each effect of "Stormy Sky Advance" once per turn.
①: Tribute monsters from your hand or field, then Ritual Summon 1 "Air Fortress" monster from your hand whose Level exactly equals the total Levels of those monsters.