With Patch 4.2 came many new contents and along with them new cool rewards for the MMORPG Final Fantasy XIV (PC, PS4). In this guide, you will find an overview of the mounts (Mounts) and companions that are available starting from 4.2, and their locations.
Warning: The list may contain possible spoilers for the Omega Sigmametrie, as well as upcoming events. It will be updated with further findings and information as necessary.
How to find the new companions in FF XIV 4.2

Yotsuyu Doll – As a bonus code in the new artbook “Art of the Revolution: Western Memories”

Winding Ananta – Exchange for 7 Ananta Dream Sticks (min. reputation level 2)

Moai Statuette – Blacksmith 2-star recipe: Crafting from 2x Molybdenum Ingots and 2x Chrome Iron Ingots

Snow Weasel – From a chest in the Hell0 jungle

Joker Egg – Wonder Egg Hunt Event (Easter, date still unknown).

Kefka Doll – From the third chest in Omega Sigmametrie V4.0

Aurelia Polyps – One of the possible items returned by the submarine expeditions (Sector No. 3).

Byakko Cub – Weaver 3-star recipe: Crafting from 1x Byakko Mane, 1x King Fern, 1x Combed Yarn and 1x Double Silk

Komaimu – Buy from NPC Jonathas in Old Gridania (X: 10.6 / Y: 6.3) for 2 achievement points

Goldbeard – Forgotten Channels of Uznair
How to find the new mounts in Final Fantasy XIV

Lucky Kamuy – Random drop in the trial Soulstorm – Byakko

Magitek Death Claw – Buy from NPC Jonathas in Old Gridania (X: 10.6 / Y: 6.3) for 6 achievement points

Maride – Exchange for 18 Ananta Dream Sticks (min. reputation level 3)

Urgreif – Exchange for 18 Ananta Dream Sticks (max. reputation level)

Charm “Broken Heart” (left) – Reward of the this year’s Valentine’s Day event, starting on 02.02.2018.

Charm “Broken Heart” (right) – Reward of the this year’s Valentine’s Day event, starting on 02.02.2018.

Airforce – Chest in Omega Sigmametrie V4.0 (epic)

Mystical Panda – Available at the Moogle Kiosk.
More about the new patch: