How many songs are in the album "Overwatch Collector's Edition Soundtrack" by Blizzard Entertainment?

There are a total of 21 songs in "Overwatch Collector's Edition Soundtrack".

Overwatch Collector's Edition Soundtrack by Blizzard Entertainment Album Information

"Overwatch Collector's Edition Soundtrack" was released on May 24, 2016.

#	Track	Artist	Key	Camelot	BPM
1	Overture	Sam Cardon, Overwatch	B♭ Major	6B	136
2	Rally the Heroes	Derek Duke	C Major	8B	140
3	Temple of Anubis	Derek Duke, Overwatch	B♭ Major	6B	136
4	The World Could Always Use More Heroes (Cinematic Intro)	Neal Acree, Sam Cardon, Derek Duke, Cris Velasco, Overwatch	B♭ Major	6B	137
5	King's Row	Derek Duke	B♭ Major	6B	136
6	Legacy	Cris Velasco, Overwatch	B Major	1B	140
7	Prepare to Attack	Neal Acree, Derek Duke, Overwatch	D Major	10B	140
8	Hanamura	Derek Duke	C Major	8B	136
9	Old Soldier	Derek Duke, Overwatch	C Major	8B	136
10	Watchpoint: Gibraltar	Derek Duke, Overwatch	D♭ Major	3B	136
11	Numbani	Derek Duke	D♭ Major	3B	136
12	Situation Critical	Derek Duke, Overwatch	G Minor	6A	102
13	Hollywood	Derek Duke, Adam Burgess	C Major	8B	136
14	A Future Worth Fight For	Derek Duke	C Major	8B	140
15	Volskaya Industries	Derek Duke	B♭ Minor	3A	91
16	Dorado	Derek Duke, Overwatch	C Major	8B	136
17	Victory	Neal Acree, Derek Duke, Overwatch	B♭ Major	6B	140
18	Route 66	Derek Duke	F♯ Minor	11A	136
19	We Are Overwatch	Neal Acree, Derek Duke, Overwatch	E♭ Major	5B	81
20	Nepal	Derek Duke, Overwatch	B♭ Major	6B	136
21	…And Overwatch for All	Sam Cardon, Cris Velasco, Derek Duke	E Major	12B	116