Julia Krystal (ARC-V) Signature Cards Idea:

• 42 cards first released after Tengu's card pool closed (2011-09-17): Absorb Fusion, Brilliant Fusion, Brilliant Rose, Brilliant Spark, Crystal Rose, Double Fusion, Flash Fusion, Fragment Fusion, Fusion Conscription, Fusion Deployment, Fusion Draft, Fusion Substitute, Gem-Knight Amber, Gem-Knight Amethyst, Gem-Knight Citrine, Gem-Knight Crystal, Gem-Knight Dispersion, Gem-Knight Emerald, Gem-Knight Hollowcore, Gem-Knight Iolite, Gem-Knight Lady Brilliant Diamond, Gem-Knight Lady Lapis Lazuli, Gem-Knight Lady Rose Diamond, Gem-Knight Lapis, Gem-Knight Lazuli, Gem-Knight Master Diamond, Gem-Knight Master Diamond Dispersion, Gem-Knight Nepyrim, Gem-Knight Obsidian, Gem-Knight Pearl, Gem-Knight Prismaura, Gem-Knight Quartz, Gem-Knight Sardonyx, Gem-Knight Seraphinite, Gem-Knight Zirconia, Gem-Turtle, Greater Polymerization, Heavy Polymerization, Necro Fusion, Particle Fusion, Pyroxene Fusion, Scatter Fusion

Checked against the Tengu format Forbidden & Limited list (September 2011) as of 1 September 2011 and its card pool (no card first released after 17 September 2011), with the sizes and copy limits of a Anime deck.