BOSS RUSH!!! is the first MIDI Mike album in the discography.

Set as a prequel to World of Grimrain (1996), take control of
an unnamed warrior that has one goal in mind: defeat every
boss of the Coliseum in one go. That means NO saves! You
are allotted two checkpoints to rest briefly, but saving your
progress is prohibited. Are you up for the challenge?

BOSS RUSH!!! comes bundled with Grimrain Heroes (1998)
and can be played after completing the main campaign or by
inserting the following cheat code into the Grimrain
Heroes file select screen: BOSSRUSH_NOW

BOSS RUSH!!! Release Date: June 8, 2026 Recorded: April 2025 - March 2026 Project Type: Album Tracklist: Enter the BOSS RUSH!!! The Locker Room Boss #1: Century Thief Boss #2: Sarcophagus / Sun Jr. Boss #3: Crustacean Sam Boss #4: O.S. Everheim I Checkpoint #1 Boss #5: A. Pylo Snow Boss #6: Guardilia and Guardaga Boss #7: The Warden Checkpoint #2 Final Boss: Kakabel Congratulations! You Won! Results Screen (Continue?) The Credits Roll, the Victor Goes Home

	Warrior Age: Same as player Taking the age and gender of the player, the Warrior aims to win the Coliseum's brutal Boss Rush challenge and claim the grand prize. Note: The Warrior is NOT the protagonist of Grimrain Heroes.
	Century Thief Age: 63 (physically 24) Cursed with immortality by a minor woodland deity, the Century Thief is bound to roam the Earth forever. As his wealth and possessions grow, his contentment shrinks.
	Sarcophagus Age: 805 A one-time vessel, Sarcophagus was built to seal away Sun Jr. from causing more droughts and fires.
	Sun Jr. Age: 2177 A rogue solar flare, Sun Jr. wreaks havoc by absorbing water and burning vegetation. They have been sealed inside of Sarcophagus, but Sarcophagus can only hold them for so long.
	Crustacean Sam Age: 23 The current heir to the throne of Aquonius, her ability to assist and care for the Aquonian people has been put to a hold. She is currently under the mind control spell of the Warden and is doing Kakabel's bidding against her will.
	O.S. Everheim I Age: 41 The current ruler of Everheim, the Everheimen people noticed his once gregarious and joyful nature has left entirely. He is currently under the mind control spell of the Warden and is doing Kakabel's bidding against his will.
	A. Pylo Snow Age: 28 A speedy snowman, he gets really upset when people try to enter his cave. Unfortunately, his cave is the quickest way to get to the top of Mt. Puter.
	Guardilia Age: 13 Days The faster of the two guards, he was built to protect the front door of the Tower of Kakabel.
	Guardaga Age: 17 Days The stronger of the two guards, he was built to protect the front door of the Tower of Kakabel. Despite the similar appearance, Guardaga is not related to Guardilia, as they were created by different sculptors.
	The Warden Age: 389 (54 at the time of death) An undead vagabond, he wanders the Earth and forms connections with villains until he gets what he wants from the alliance.
	Wardling Age: Variable (54 or older at the time of death) Undead skeletons that are at least 54 years old at the time of death are Wardlings. They can be summoned by the Warden at any given time to do his bidding.
	Kakabel Age: 4412 A fallen angel, Kakabel was once able to manipulate the stars and constellations at will. He has been living on Earth under the guise of a human, but has just recently gained an iota of his lost powers. His main goal is to fully regain his former angelic powers through Machiavellian tactics and exact revenge on the angels that cast him out hundreds of years ago.