Mister Holiday

History
Rock was born in New York to a thief who sold stolen goods on the streets, he raised his sons strictly so that they can do some good in the family business of crime, Rock and his unnamed brother was not interested resulting in violent and verbal abuse from their father, after a crime goes south and Rock's brother dies as a result Rock decides to leave as soon as he can living off medium wage as a Janitor while his father disappears to the streets.

As time goes by Rock was walking home one night to be ambushed by a gang of thugs, giving a final prayer he was gifted powers by the grand cosmic wizard Arugamesh giving him 20 forms each with a unique theme, his being Holiday's Rock turns into the form Santa Claws and apprehends the criminals

He now uses his many forms to face the many foes through the City streets while learning more about his powers, their origins, and why he was chosen.

Powers
Holiday Entity Physiology

Rock simply utters a spell that transform him into a random hero daily, all varying in powers.

Now he uses his new watch given to him by Magician, to turn into whomever he likes

Limitations
The Powers works once daily for 24 hours, if you change to human form while in form you cannot go hero until the day is done.

At first the powers are random, but Rock's new watch grants him the power to choose his forms

Trivia

 * The many forms are varied and unique representations of Holiday icons because they were originally beings from other realms and such, for example Santa Claw's was from a Post-Apocalyptic biker world where he tried to bring some Holiday cheer in the post-nuclear world, April Fools was a reality altering trickster, and Wan Shin Long was a member of a guild of dragons from a medieval fantasy realm