I, Tartarus, sign in from the cosmic prison

Qi Liang travels to the world of Ultraman, and also obtains Tartaros through integration, awakening [the strongest Tartaros system].Using the power of the system, Qi Liang travels through various timelines, summoning countless monsters to form the strongest evil force in the Ultraman world.【Ding!Sign in to Cosmic Prison, reward: Legendary Hypageton Summoning Card]【Ding!Sign in to the Kingdom of Light, reward: Saiga Ultraman Summoning Card]【Ding!Sign in to planet O-50, reward: Magic Serpent Summoning Card]...One day, Tartarus led his army to attack the Kingdom of Light.Only then did the Ultramans realize that a power over them had appeared in the universe...