Powers Of The Heisei-riders (Kamen Riders X Rwby)

Everything was fine on remnant until there was an earthquakes shaking everywhere even at Menagerie and at Salem dark realm. The earthquakes stop for 15 minutes and everything seen find until right next to vale not to far away there was an island that everyone in vale and some students in beacon academy who were at the courtyard on their Saturday and was wondering what did the island come from? Team rwby, jnpr, sssn, cfvy, Glynda, Oobleck, tai, qrow, and ironwood with his men went to the island to see what there, when they got there the island was big and when they step foot in the island ruby saw a stairway that lead to the mountains. Ironwood order his men to look at the island while they go to see what the stairway lead to but what they don't know they are going to see something not from there world.