
Guardians
The headhunters have made it back to Equestria. But will team Flintlock be able to warn Princess Celestia of the looming danger in time?
Princess “Warlock” Twilight Sparkle and the headhunters have made it back to Equestria. But the darkness is coming and soon a force of unstoppable might will be unleashed upon ponykind.
With the Covenant looming, Marko, Ishmir and Twilight risk life and limb in a lethal race to reach Canterlot; to meet the Covenant head on; and to guard Equestria from destruction.
Halo (non-canon) vs. My Little Pony (season 4) Crossover
Rated Teen for gratuitous swearing and violence.

22009 words: Estimated about 2 hours to read
6 Chapters:
- GUARDIANS 2015-10-28 19:14:10 UTC2925
- “So I guess that sorts who you’re bringing to prom.” 2015-10-29 21:28:02 UTC3378
- “Oh, dear.” 2015-11-03 13:12:14 UTC1526
- "Fuck-me-sideways!" 2015-12-12 22:58:12 UTC3990
- "They must love the smell of hero!" 2016-06-05 14:34:49 UTC4731
- “Oh, shit. This princess is pissed.” 2016-06-06 21:56:54 UTC5459