What are some alternatives?
When comparing Secret Maryo Chronicles and MegaMan Unlimited, you can also consider the following products
SuperTux - SuperTux is a classic 2D jump'n run sidescroller game in a style similar to the original Super...
Hollow Knight - Descend into the Dark Venture down into a beautiful, ruined world of insects and heroes
Super Meat Boy - Let's start with what's the same: Dr. Fetus is still a jerk, gameplay is super challenging but fair, there are tight controls and great levels and you will die. a lot.
Mega Man Rock Force - Megaman Rock Force is a fan-made game designed to mimic the look and feel of classic 8-bit Megaman...
Braid - Resource planning & scheduling for professional services
Cave Story - Cave Story Tribute Site is a tribute fansite to a Japanese game called Doukutsu Monogatari and translated under the title Cave Story.