Snowfall Frost's hate of Hearth's Warming Eve stemmed from Professor Flintheart's. But where did his come from?

When time goes awry, there's only one thing to do. Call the hero who shouts, "Ore, sanjou!" (Henshin One-Shot; Kamen Rider Den-O Crossover.)

If Sombra had waited before taking power, his opponents may not have been as…potent as they had been.

What if, in "Dragonshy", the Mane 6 had encountered a different dragon? A magic dragon?

Haruto vs. the Tantabus. (Henshin One-Shot. Kamen Rider Wizard crossover.)