Recent patches have made the online mode very good.

Talk about a blast from the past!
We all played games like Sonic, Contra and Metroid growing up, beat the level, defeat the boss!
All the games these days seem to focus on the best 4k experience, so it is a breath of fresh air to come across a great retro game.
The movement, guns, level design, sound and bosses are excellent.
All this for the price of a coffee?
No Brainer, BUY NOW!