Mario's Early Years - Fun with Letters © 1994 Software Toolworks, The
GAME ID: SNS-AMYE-USA
Released in October 1994 in the USA.
Programmed by: Brian Greenstone, Jeff Davies, Henrik Markarian
Art by: Duncan Knarr, John Root, Jan Sleeper
Directed by: Andrew Iverson, Henrik Markarian
Original Program Design by: Paul J. Melmed, Gaye Slocum, Marc J. Roegiers, Cassandra Nordstrand
Original Art by: Erica Benson
Original Music and Sound by: Rob Wallace, Sam Powell
Quality Assurance by: Buck Irving, Craig Brisgel, Scott Van Schoick, Robert Vance
Game's ROM.