How many games are in the Metroid series?
11
3
3
3
3
3
3
2
3
2
5
3
2
5
3
4
2
5
3
4
2
5
3
4
2
5
3
4
2
5
3
4
2
5
3
4
2
5
3
4
2
5
3
4
2
5
3
4
2
5
3
4
2
5
7
1
3
6
4
2
5
7
1
3
6
4
2
5
7
1
6
4
2
5
7
1
6
4
2
5
7
1
6
8
4
2
5
7
1
6
8
4
2
5
7
1
6
8
4
9
2
5
7
1
6
8
4
9
5
7
1
6
8
4
9
7
1
6
8
4
9
7
1
6
8
9
7
1
6
8
9
7
1
6
8
9
10
7
1
6
8
9
11
10
7
1
6
8
9
11
10
7
1
6
13
8
9
11
10
7
1
6
13
8
9
11
10
7
1
6
13
12
8
9
11
10
7
1
6
13
12
8
9
11
10
7
1
6
13
12
8
9
11
10
16
13
3 games
3 games
112
4 games
3 games