The following enemy totals are present in Spartan Ops.
Episode 1: Chapter 1: Land Grab
Solo, Easy
10 Minutes
3,000 XP
85 Enemies
29 - Grunt Slayer
23 - Elite Slayer
12 - Grunt Imperial Slayer
7 - Elite Officer Slayer
5 - Ghost Destroyer
5 - Wraith Destroyer
2 - Hunter Slayer
1 - Elite General Slayer
1 - Grunt Ultra Slayer
Episode 1: Chapter 2: Sniper Alley
Solo, Easy
12 Minutes
3,000 XP
120 Enemies
41 - Grunt Slayer
26 - Grunt Imperial Slayer
24 - Jackal Slayer
10 - Jackal Ranger Slayer
7 - Elite Slayer
4 - Elite Officer Slayer
4 - Jackal Major Slayer
3 - Elite Zealot Slayer
1 - Elite General Slayer
Episode 1: Chapter 3: The Challenge
Solo, Easy
10 Minutes
3,000 XP
108 Enemies
42 - Crawler Prime Slayer
28 - Watcher Slayer
25 - Crawler Slayer
11 - Crawler Sniper Slayer
Episode 1: Chapter 4: Sacred
Solo, Easy
10 Minutes
3,000 XP
65 Enemies
24 - Crawler Slayer
20 - Crawler Prime Slayer
9 - Knight Slayer
5 - Watcher Slayer
4 - Knight Battlewagon Slayer
2 - Crawler Sniper Slayer
1 - Knight Commander Slayer
Episode 1: Chapter 5: Core
Solo, Easy
9 Minutes
3,000 XP
65 Enemies
17 - Grunt Slayer
16 - Crawler Slayer
15 - Grunt Imperial Slayer
8 - Crawler Prime Slayer
8 - Jackal Slayer
4 - Watcher Slayer
3 - Elite Zealot Slayer
3 - Elite Slayer
2 - Crawler Sniper Slayer
2 - Knight Battlewagon Slayer
2 - Knight Slayer
2 - Jackal Major Slayer
1 - Elite Officer Slayer
Episode 2: Chapter 1: Clean Up
Solo, Easy
13 Minutes
3,000 XP
122 Enemies
35 - Grunt Slayer
24 - Watcher Slayer
13 - Crawler Slayer
12 - Crawler Prime Slayer
10 - Grunt Imperial Slayer
6 - Jackal Slayer
4 - Knight Slayer
3 - Jackal Major Slayer
2 - Elite Officer Slayer
2 - Elite Slayer
2 - Jackal Ranger Slayer
1 - Knight Battlewagon Slayer
1 - Elite General Slayer
1 - Grunt Ultra Slayer
1 - Elite Zealot Slayer
Episode 2: Chapter 2: For Science
Solo, Easy
9 Minutes
3,000 XP
81 Enemies
24 - Grunt Slayer
15 - Grunt Imperial Slayer
12 - Elite Slayer
12 - Jackal Slayer
7 - Elite Officer Slayer
5 - Jackal Major Slayer
4 - Elite Zealot Slayer
1 - Elite General Slayer
1 - Jackal Ranger Slayer
Episode 2: Chapter 3: Hacksaw
Solo, Easy
8 Minutes
3,000 XP
45 to 57 Enemies
16 - Elite Slayer
11 - Grunt Slayer
8 - Elite Officer Slayer
7 - Grunt Imperial Slayer
6 - Jackal Slayer
2 - Phantom - No Commendation Associated
2 - Hunter Slayer
1 - Elite General Slayer
1 - Wraith Destroyer
1 - Ghost Destroyer
1 - Jackal Ranger Slayer
1 - Jackal Major Slayer
Episode 2: Chapter 4: Pelican Down
Solo, Easy
11 Minutes
3,000 XP
116 Enemies
28 - Jackal Ranger Slayer
27 - Grunt Slayer
21 - Grunt Imperial Slayer
10 - Elite Officer Slayer
8 - Elite Slayer
8 - Jackal Slayer
4 - Elite Zealot SLayer
4 - Grunt Ultra Slayer
3 - Elite General Slayer
2 - Hunter Slayer
1 - Jackal Major Slayer
Episode 2: Chapter 5: Gagarin
Solo, Easy
15-18 Minutes
3,000 XP
116 Enemies
71 - Crawler Slayer
18 - Crawler Prime Slayer
18 - Knight Slayer
9 - Watcher Slayer
Episode 3: Chapter 1: The VIP
Solo, Easy
15 Minutes
3,000 XP
134 Enemies
35 - Grunt Slayer
25 - Jackal Ranger Slayer
24 - Elite Slayer
15 - Grunt Imperial Slayer
11 - Elite Officer Slayer
8 - Grunt Ultra Slayer
5 - Elite General Slayer
4 - Wraith Destroyer
4 - Jackal Major Slayer
2 - Jackal Slayer
1 - Elite Zealot Slayer
Episode 3: Chapter 2: Galileo
Solo, Easy
11 Minutes
3,000 XP
91 Enemies
29 - Grunt Imperial Slayer
25 - Grunt Slayer
10 - Elite Slayer
6 - Elite Officer Slayer
6 - Jackal Slayer
4 - Jackal Ranger Slayer
3 - Elite Zealot Slayer
3 - Jackal Major Slayer
2 - Banshee Destroyer
2 - Hunter Slayer
1 - Grunt Ultra Slayer
Episode 3: Chapter 3: Spartan Mountain
Solo, Easy
10 Minutes
74 Enemies
19 - Jackal Ranger Slayer
11 - Elite Zealot Slayer
10 - Jackal Slayer
8 - Elite Slayer
8 - Elite Officer Slayer
7 - Grunt Slayer
3 - Hunter Slayer
3 - Grunt Imperial Slayer
2 - Jackal Major Slayer
1 - Grunt Ultra Slayer
1 - Elite General Slayer
1 - Ghost Destroyer
Episode 3: Chapter 4: Shootout In Valhalla
Solo, Easy
20 to25 Minutes
217 Enemies
50 - Elite Slayer
37 - Grunt Slayer
28 - Banshee Destroyer
27 - Jackal Slayer
19 - Grunt Imperial Slayer
14 - Elite Officer Slayer
14 - Hunter Slayer
7 - Phantom - No Commendation Associated
7 - Jackal Ranger Slayer
6 - Jackal Major Slayer
2 - Wraith Destroyer
Episode 3: Chapter 5: Hunting Trip
Solo, Easy
13 Minutes
137 Enemies
34 - Grunt Slayer
26 - Jackal Ranger Slayer
19 - Jackal Slayer
18 - Grunt Imperial Slayer
14 - Elite Zealot Slayer
10 - Jackal Major Slayer
5 -Grunt Ultra Slayer
5 - Elite Officer Slayer
3 - Elite Slayer
2 - Hunter Slayer
1 - Elite General Slayer
Episode 4: Chapter 1: Hairy Call
Solo, Easy
10 Minutes
3,000 XP
102 Enemies
33 - Grunt Imperial Slayer
31 - Grunt Slayer
8 - Elite Zealot Slayer
8 - Elite Officer Slayer
7 - Elite Slayer
7 - Jackal Ranger Slayer
4 - Jackal Slayer
2 - Hunter Slayer
2 - Jackal Major Slayer
Episode 4: Chapter 2: Rally Point
Solo, Easy
9 Minutes
3,000 XP
81 Enemies
35 - Crawler Slayer
8 - Crawler Prime Slayer
7 - Knight Slayer
7 - Watcher Slayer
5 - Knight Battlewagon Slayer
5 - Elite Slayer
5 - Elite Zealot Slayer
2 - Elite Officer Slayer
2 - Jackal Slayer
2 - Wraith Destroyer
1 - Grunt Slayer
Episode 4: Chapter 3: Random Transport
Solo, Easy
10 Minutes
93 Enemies
17 - Elite Officer Slayer
16 - Jackal Major Slayer
15 - Grunt Slayer
12 - Jackal Ranger Slayer
10 - Grunt Imperial Slayer
8 - Elite Slayer
5 - Elite General Slayer
5 - Grunt Ultra Slayer
3 - Elite Zealot Slayer
2 - Hunter Slayer
Episode 4: Chapter 4: The Chase
Solo, Easy
13 Minutes
119 Enemies
36 - Grunt Slayer
20 - Jackal Slayer
18 - Grunt Imperial Slayer
11 - Elite Officer Slayer
9 - Watcher Slayer
6 - Knight Slayer
5 - Knight Battlewagon Slayer
5 - Jackal Major Slayer
3 - Elite Slayer
2 - Elite General Slayer
1 - Knight Commander Slayer
1 - Elite Zealot Slayer
Episode 4: Chapter 5: The Didact's Gift
Solo, Easy
17 Minutes
163 Enemies
33 - Crawler Slayer
30 - Grunt Slayer
21 - Jackal Slayer
13 - Jackal Ranger Slayer
12 - Elite Slayer
11 - Grunt Imperial Slayer
9 - Crawler Prime Slayer
8 - Knight Slayer
8 - Jackal Major Slayer
7 - Watcher Slayer
4 - Grunt Ultra Slayer
2 - Hunter Slayer
2 - Knight Battlewagon Slayer
2 - Elite Officer Slayer
1 - Ghost Destroyer
