Ollanderssci-fi

5 Worlds

Shown by first publication year; this may not be reading order.

Cover of The Sand Warrior by Mark Siegel

The Sand Warrior Mark Siegel, Alexis Siegel · 2017 · 5 Worlds

Cover of The Cobalt Prince by Mark Siegel

The Cobalt Prince Mark Siegel, Alexis Siegel · 2018 · 5 Worlds

Cover of The Red Maze by Mark Siegel

The Red Maze Mark Siegel, Alexis Siegel · 2019 · 5 Worlds

Cover of The Amber Anthem by Mark Siegel

The Amber Anthem Mark Siegel · 2020 · 5 Worlds

Cover of The Emerald Gate by Mark Siegel

The Emerald Gate Mark Siegel, Alexis Siegel · 2022 · 5 Worlds