BLIND WASTEFUL REBUYING

I am a little stupid about buying things I am an impulse buyer I bought Mega man X and Earthbound today on E-shop on my Wii u and I already own the Mega man x collection on my ps2 (currently in package for the move) and Ive only heard somewhat good things about Earthbound so yea but Im making this mini blog so you guys can tell me your thoughts on the games and tell me If it was a good buy