Fics like An Oddly Effective Reproductive System

An organism that uses humans to their full reproductive potential has been discovered. Here is a compilation of everything we know about these organisms, as well as a step-by-step walkthrough of their breeding process.

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1. When Life Gives You Tentacles, Give In by toutcequonveut (Original Work)
2. Forest Hole Debauchery by bonerfics (Original Work)
3. Creature in the lake - Extras by pychrapus (Original Work)
4. The Beach by filthofdreamz (Original Work, Alien Series)
5. Hot and Cold by shamebucket_archive (Original Work)
6. Eldritch Entanglement by LadyRulain (Original Work)
7. Hunger (Original Work)
8. Stuffed by broodxbitch (Original Work)
9. Tentacle Hentai Oneshot by succubus_queen (Original Work)
10. The Hive (Original Work)
11. midnight visitor by ArtlessComedic (Original Work)
12. THERE ARE MANY BENEFITS TO BEING A XENOBIOLOGIST by daemoninwhite (Original Work)
13. Seeking by ArgylePirateWD (Original Work)
14. Always Vet Your Tinder Dates by 2_the_grave (Original Work)
15. Local Alien Man Gets Rawed by Tentacle Monster by brute (Original Work)
16. Miltech's Intern by Kodzuken_7 (Original Work)
17. The Cave of Blunders by Nefilim (Original Work)
18. Cave of Wonder by FantaTeeWritings (Original Work)
19. Star Haze by EliasDith (Original Work, No Fandom)
20. Tentacle Breeding by Whorls (Original Work)