How many Mega Man games were released for the Nintendo Entertainment System?
6
3
2
3
2
3
2
3
2
3
2
3
4
2
3
4
2
5
3
4
2
5
3
4
2
5
3
4
2
1
5
3
4
2
1
5
3
4
2
1
5
3
4
2
1
5
3
4
2
1
5
3
4
2
1
5
3
4
2
1
7
5
3
4
6
2
1
7
5
3
4
6
2
1
7
5
3
4
6
2
1
7
5
3
4
6
2
1
7
5
4
6
8
1
7
5
4
6
8
1
7
5
4
6
8
1
7
5
4
9
6
8
1
7
5
4
9
6
8
1
7
5
9
6
8
1
7
5
9
6
8
1
7
9
6
8
1
7
11
9
10
6
8
1
7
11
9
10
6
8
7
11
9
10
6
8
13
7
11
9
10
6
8
13
7
11
9
10
6
8
13
7
11
9
10
6
8
13
7
11
12
9
10
6
8
13
7
11
12
9
10
6
8
13
112
112
3000
128
128
3000
128