Must be Special Summoned by its own effect. You can only Special Summon "Sosei Ryu-Ge Mistva(s)" once per turn. If a monster(s) on the field is destroyed by battle or card effect, while this card is in your Extra Deck: You can Tribute 1 Level 10 "Ryu-Ge" monster, and if you do, Special Summon this card (this is treated as a Ritual Summon), then you can apply this effect. ● Destroy up to 2 cards you control, and if you do, place up to that many "Ryu-Ge" Continuous Spells from your Deck face-up on your field.