Two things:
1) DOOM was Romero's 100th game. As others said, make a lot of small games, iterate, learn.
2) "Game Thinking" by Amy Jo Kim helped me to focus my target audience and make decisions during development that benefit them.
1) DOOM was Romero's 100th game. As others said, make a lot of small games, iterate, learn.
2) "Game Thinking" by Amy Jo Kim helped me to focus my target audience and make decisions during development that benefit them.