On the most recent NiconicoTV show they announced that the Murako 500,000 twitter follower event would be starting this Friday running through 8/11. Below are all of the special features of this event.
Mura-collection rare gacha for the event.
God Fest during the event (time TBD).
Sky Dragon Rush special dungeon. Images of the sky dragon ultimate evolutions below:
Elysion (Dark and Light Element)
El Dorado (Fire and Water Element)
Horai (Wood and Fire Element)
Shangri-La (Light and Wood Element)
Nirai Kanai (Water and Dark Element)
Special Dungeons – Enquete Dungeon 4 (Naga Dungeon) and Jewel Dungeon (with x2 Drop Rate)
Daily Magic Stone
5x Chance for Plus Eggs in Technical Dungeons
Increased chance of kings in guerilla dungeons, will have super sapphire and super metal king dungeons
Daily dungeon bonuses
Evo materials in the regular gacha
Skill level up x2
Images are from the Pazusoku blog.