Human-Ao Bond: Passively Transform into Dark Tiga!

[Nexus] + [Dark Tiga] + [System] + [Late Growth] + [X System] + [Galaxy Spark Transformer] (Spark Doll) More than ten years ago, red sparks fell in the void, and human society suffered a severe blow! Most cities were attacked, and just as people began to feel lucky to have survived, a dark red halo appeared on the surface of a few meteorites... The first battle deception system has arrived... Why does an 80-year-old woman rejuvenate? Still a strange and deserted campus... It's a good thing to reward sports cars for defeating monsters... Taro becomes a coach, why doesn't the protagonist appreciate it? Wuhu~