Compatibility List between the Sentient Species of Giantstep

Here is the list of the possible compatibility between the different sentient species of Giantstep. If a certain combination does not appear on this list, that means they are fully incompatible.

### HUMANS

-Humans X Elves: Human are perfectly compatible with each other, with the exception of human X wood elf, as due to the seed reproduction of the wood elves, it needs a male elf and a female human to work, and it can't the other way around.

-Humans X Halflings: Humans X hobbits are perfectly compatible with each other, whereas humans x gnomes’ descendants are not fertile. Humans X Brownies are not compatible due to logistic reasons.

-Humans X Animalkin: They are perfectly compatible with each other, the descendant is a humanoid animalkin of the same kind as their progenitor.

-Humans X Nymph: They are perfectly compatible with each other, the descendant is another nymph.

-Humans X Hags: They are perfectly compatible with each other, the descendant is another hag.

-Humans X Dwarves: They are perfectly compatible with each other.

-Humans X Orcs: They can interbreed, but the result of the union is sterile.

-Humans X Goblins: They are only compatible with male goblin and female human, as goblins reproduce by egg laying.

-Humans X Ogres: They are only compatible with male human and female ogre, due to the stress to the human female’s body during gestation killing the mother.

-Humans X Joos: They are perfectly compatible with each other.

-Humans X Ketlovian Werewolves: They are perfectly compatible with each other.

-Humans X She-eep: They are perfectly compatible with each other, the descendant is a another she-eep.

-Humans X Satyr: Their descendant is a sterile satyr with more humanoid limbs and smaller horns.

-Humans X Goatmen: Human female x Goatmen male is possible, but the sheer level of dark magic within goatmen results in the death of the mother after birth. The result is another goatmen.

-Humans X Faun: Their descendant is a sterile faun with more humanoid limbs and smaller horns.

-Humans X Ecrkoecknoi/Frogmen: Only female human x male frogmen are compatible, as frogmen reproduce by laying eggs.

-Humans X Froglins: Only female human x male froglins are compatible, as frogmen reproduce by laying eggs.

-Humans X Toadlings: Only female human x male toadlings are compatible, as frogmen reproduce by laying eggs.

-Humans X Ulwogs: Only female human x male ulwogs are compatible, as frogmen reproduce by laying eggs.

-Humans X Hop'en: Only female human x male hop'en are compatible, as frogmen reproduce by laying eggs.

-Humans X Tieflings: They are perfectly compatible with each other.

-Humans X Ancient Mermaid: They are compatible, but the result is closer to a mermaid than a human, often with legs to walk on land and gills to breathe underwater, though they are sterile.

-Humans X Voydanick: They are compatible with each other, but the descendants are sterile.

-Humans X Pondlings: They are compatible with each other, but the descendants are sterile.

-Humans X Mirelow: They are compatible with each other, but the descendants are sterile.

-Humans X Ekhidna: They are compatible with each other, but the descendants are sterile.

-Humans X Mirewenches: They are compatible with each other, but the descendants are sterile.

-Humans X Facedancers: They are theoretically compatible, as facedancers are shapeshifters, though the result is a sterile facedancer.

### ELVES

-Between Elves: All elves can perfectly interbreed with each other, with the exception of the wood elves, due to their unique reproductive system, so only male wood elves could interbreed with other elves.

-Elves X Animalkin: They are perfectly compatible with each other, the descendant is an elven animalkin of the same kind as their progenitor. The exception being with Wood Elves due to the previously explained reasoning.

-Wood Elves X Dryads: They are perfectly compatible with each other.

-Elves X Nymphs: They are perfectly compatible with each other, the descendant is another nymph.

-Elves X Ketlovian Werewolves: They are perfectly compatible with each other.

-Elves X Tieflings: They are perfectly compatible with each other

### FAIRIES

-Between fairies:

* -Common Fairies X Other Fairies: Only female common fairy X male other fairy is possible due to the size difference.
* -Wisp Fairies X Other Fairies: They are compatible, but the result is a sterile wisp fairy.
* -In any other combination: They are perfectly compatible with each other.

-Fairies X Brownies: They are perfectly compatible with each other, with the exception of common fairies due to the previously mentioned size difference, thus only female common fairy X male is possible.

### HALFLINGS

-Between Halflings: They are perfectly compatible with each other, with the exception of brownies due to size difference.

-Halfling X Animalkin: They are perfectly compatible with each other, the descendant is an halfling-like animalkin of the same kind as their progenitor. The exception being with brownies due to the size difference.

-Hobbits X Dwarves: They are perfectly compatible with each other.

-Gnomes X Dwarves: They are compatible with each other, but the result is sterile.

-Hobbits X Ketlovian Werewolves: Hobbits X Ketlovian Werewolves are compatible with each other but the descendants are not fertile.

-Gnomes X Ketlovian Werewolves: Gnomes X Ketlovian Werewolves are compatible with each other but the descendants are not fertile.

-Hobbits X Tieflings: Hobbits X Tieflings are compatible with each other but the descendants are not fertile.

-Gnomes X Tieflings: Gnomes X Tieflings are compatible with each other but the descendants are not fertile.

### ANIMALKIN

-Animalkin X Nymph: They are perfectly compatible with each other, the descendant is another nymph.

-Animalkin X Ketlovian Werewolves: They are perfectly compatible with each other, the descendant is a humanoid animalkin with the ketlovian therianthropic curse.

-Animalkin X Facedancers: They are theoretically possible, but no known cases have been registered.

### NYMPHS

-Nymphs X Histerians: They are perfectly compatible with each other, the descendant is another nymph.

-Nymphs X Dwarves: They are perfectly compatible with each other, the descendant is another nymph.

-Nymphs X Ketlovian Werewolves: They are perfectly compatible with each other, the descendant is another nymph.

-Nymphs X Tieflings: They are perfectly compatible with each other, the descendant is another nymph.

-Nymphs X Facedancer: They are perfectly compatible with each other, the descendant is another nymph.

## HAGS

-Hags X Ketlovian Werewolves: They are perfectly compatible with each other, the descendant is another hag.

-Hags X Tieflings: They are perfectly compatible with each other, the descendant is a sterile hag.

### DWARVES

-Dwarves X Orcs: They are compatible with each other, but the result is sterile.

-Dwarves X Ketlovian Werewolves: They are perfectly compatible with each other.

-Dwarves X Tieflings: They are perfectly compatible with each other.

-Dwarves X Facedancers: They are theoretically possible, but no known cases have been registered.

### ORCS

-Orcs X Trolls: They are compatible with each other, but the result is sterile.

-Orcs X Ketlovian Werewolves: They can interbreed, but the result of the union is sterile.

-Orcs X Tieflings: They are compatible with each other, but the result of the union is sterile.

### GOBLINS

-Between Goblins:

* -Common Goblins, Gibberlings Boglings, Gruntlings, Glubbos, Moldlings, Gombwoddles, Snow Goblins Grutzlings and Redcaps are perfectly compatible with each other, but the result is sterile. However, they are not compatible with hobgoblins or Bugbears.
* -Hobgoblins X Bugbears: They are compatible with each other, but the result is sterile.

-Goblins X Ketlovian Werewolves: They are only compatible with male goblin and female ketlovian werewolf, as goblins reproduce by egg laying.

-Goblins X Tieflings: They are only compatible with male goblin and female tiefling, as goblins reproduce by egg laying.

### OGRES

-Between Ogres: They are perfectly compatible with each other.

-Ogres X Ketlovian Werewolves: They are only compatible with male ketlovian werewolf and female ogre, due to the stress to the ketlovian werewolf’s body during gestation killing the mother.

-Ogres X Tieflings: They are only compatible with male tiefling and female ogre, due to the stress to the tiefling female’s body during gestation killing the mother.

### JOOS/SERVALALA

-Joos X Ketlovian Werewolves: They are compatible with each other, but the result of the union is sterile.

-Joos X Gilgemashi Catfolk: They are compatible with each other, the result is a more bestial Joo.

-Joos X Tieflings: They are compatible with each other, but the result of the union is sterile.

### KETLOVIAN WEREWOLVES

-Ketlovian Werewolves X She-eep: They are perfectly compatible with each other, the descendant is a another she-eep.

-Ketlovian Werewolves X Satyr: Their descendant is a sterile satyr with more humanoid limbs and smaller horns.

-Ketlovian Werewolves X Goatmen: Ketlovian Werewolf female x Goatmen male is possible, but the sheer level of dark magic within goatmen results in the death of the mother after birth. The result is another goatmen.

-Ketlovian Werewolves X Faun: Their descendant is a sterile faun with more humanoid limbs and smaller horns.

-Ketlovian Werewolves X Ecrkoecknoi/Frogmen: Only female human x male frogmen are compatible, as frogmen reproduce by laying eggs.

-Ketlovian Werewolves X Froglins: Only female human x male frogmen are compatible, as frogmen reproduce by laying eggs.

-Ketlovian Werewolves X Toadlings: Only female human x male frogmen are compatible, as frogmen reproduce by laying eggs.

-Ketlovian Werewolves X Ulwogs: Only female human x male frogmen are compatible, as frogmen reproduce by laying eggs.

-Ketlovian Werewolves X Hop'en: Only female human x male frogmen are compatible, as frogmen reproduce by laying eggs.

-Ketlovian Werewolves X Tieflings: They are perfectly compatible with each other.

-Ketlovian Werewolves X Ancient Mermaid: They are compatible, but the result is closer to a mermaid than a Ketlovian Werewolf, often with legs to walk on land and gills to breathe underwater, though they are sterile.

-Ketlovian Werewolves X Voydanick: They are compatible with each other, but the descendants are sterile.

-Ketlovian Werewolves X Pondlings: They are compatible with each other, but the descendants are sterile.

-Ketlovian Werewolves X Mirelow: They are compatible with each other, but the descendants are sterile.

-Ketlovian Werewolves X Ekhidna: They are compatible with each other, but the descendants are sterile.

-Ketlovian Werewolves X Mirewenches: They are compatible with each other, but the descendants are sterile.

-Ketlovian Werewolves X Facedancers: They are theoretically compatible, as facedancers are shapeshifters, though the result is a sterile facedancer.

### SHE-EEP

-She-eep X Tieflings: They are perfectly compatible with each other, the descendant is another she-eep.

### SATYR

-Satyr X Goatmen: The result of a crossing between Satyr and a Goatmen is a goat, as in an animal goat without any kind of sentience. This will also result in the death of the mother. These goats are adored as dark messengers by the goatmen, despite the fact they are just regular goats.

-Satyr X Tieflings: Their descendant is a sterile satyr with more humanoid limbs and smaller horns.

### FAUNS

-Fauns X Tieflings: Their descendant is a sterile faun with more humanoid limbs and smaller horns.

### AMPHIBIAN BEASTFOLK

-Between Amphibian Beastfolk:

* -Ecrkoecknoi X Hop’en: They are perfectly compatible with each other.
* -The other combinations of amphibian beastfolk are compatible with each other, but the result is sterile.
* -The one exception being woggies, as they reproduce asexually.

-Amphibian Beastfolk X Tieflings: Only female human x male frogmen are compatible, as frogmen reproduce by laying eggs. The one exception being woggies, as they reproduce asexually.

### TIEFLINGS

-Between tieflings: They are perfectly compatible with each other.

-Tieflings X Ancient Mermaid: They are compatible, but the result is closer to a mermaid than a tieflings, often with legs to walk on land and gills to breathe underwater, though they are sterile.

-Tieflings X Voydanick: They are compatible with each other, but the descendants are sterile.

-Tieflings X Pondlings: They are compatible with each other, but the descendants are sterile.

-Tieflings X Mirelow: They are compatible with each other, but the descendants are sterile.

-Tieflings X Ekhidna: They are compatible with each other, but the descendants are sterile.

-Tieflings X Mirewenches: They are compatible with each other, but the descendants are sterile.

-Tieflings X Facedancers: They are theoretically compatible, as facedancers are shapeshifters, though the result is a sterile facedancer.

### ANCIENT MERMAID

-Ancient Mermaid X Jibaro: They are compatible with each other, but the descendants are sterile.

-Ancient Mermaid X Pondling: They are compatible with each other, but the descendants are sterile.

### MIREWENCH

-Mirewench X Gryplow: They are compatible with each other, but the descendants are sterile.