Own Tempo Rockruff (Dusk Lycanroc) .

This event was distributed to players, to commemorate the launch of Pokemon Ultra Sun & Ultra Moon.
This Pokemon is the special Rockruff that can evolve to the Dusk Lycanroc, normally not obtainable in game.
This Rockruff and it's evolution Lycanroc can be bred, to obtain more Own Tempo Rockruff and Dusk Lycanroc.
Neither this Pokemon nor its evolution can be traded to Pokemon Sun & Moon.

Do note that there are 2 wonder cards, one specifically for Ultra Sun, and another for Ultra Moon (as seen below).

Species   Rockruff (Dusk)   Nickname   (default, save lang)   OT   (recipient)   TID   (recipient)   Distribution   Nintendo Network   Location   a lovely place   Dates   Nov 17, 2017  to Jan 10, 2018   PID   Cannot Be Shiny   Games   KO 3DS: US

Lv. 10

Nature   Random   Ability   Own Tempo (1)   Item   Focus Band   Bundled Item   None   Card Per Save   Only One Allowed  Classic

Moves   (ITALIC means Relearnable)   Tackle   Bite   Fire Fang   Happy Hour

WC ID 1624: 「암멍이 선물」's receiving text

0x2C Thank you for playing Pokémon! Please pick up your gift from the deliveryman in any Pokémon Center.

암멍이 선물

게임 내 시간으로
저녁 5시부터 6시 사이에
레벨 25 이상으로 레벨업하면
루가루암(황혼의 모습)으로
진화하는 암멍이를 선물합니다!

Format Ver.1.0.5-5, Post Updated Date:20171117_0140

Species   Rockruff (Dusk)   Nickname   (default, save lang)   OT   (recipient)   TID   (recipient)   Distribution   Nintendo Network   Location   a lovely place   Dates   Nov 17, 2017  to Jan 10, 2018   PID   Cannot Be Shiny   Games   KO 3DS: UM

Lv. 10

Nature   Random   Ability   Own Tempo (1)   Item   Focus Band   Bundled Item   None   Card Per Save   Only One Allowed  Classic

Moves   (ITALIC means Relearnable)   Tackle   Bite   Thunder Fang   Happy Hour

WC ID 1624: 「암멍이 선물」's receiving text

0x2C Thank you for playing Pokémon! Please pick up your gift from the deliveryman in any Pokémon Center.

Format Ver.1.0.5-5, Post Updated Date:20171117_0140