Carmeara had destroyed a Super-Ancient Civilization 30 million years back. She was sealed by Ultraman Trigger. When she was revived in the present, she says "I was expecting a more passionate reunion! Will take my 30 million years of feelings?" by looking at Trigger.
Darrgon can control monsters like Golba. In his fight with Ultraman Trigger, he says "It's a pleasure to fight with my rival".
Hudram has the ability to tune his vocal cords that allows talking in human language. In his fight with Ultraman Trigger, he says "Excellent. I came to know that it is a good way to promote awakening".
Actress Megumi Yokoyama (SEDAI WARS) is going to play Kengo Manaka's mother - Reina Manaka in the series. I think it's Koichi Sakamoto's recommendation to involve in Ultraman Trigger after working with her in SEDAI WARS Drama.
New scan of Golba