Red Dead Redemption 2 features ducks in almost every area, flying or sitting in the water 🥰

One of the protagonists in BOKURA is a duck :D

There are no traditional ducks in Monster Hunter Rise, however, there is a monster called the "Tetranadon", which looks like a duck-turtle-alligator thing!

There are ducks that you can have on your farm in Stardew Valley, additionally, level 2 of the Steam badge is a duck, so you can display a duck on your Steam profile :D

There are no ducks in Diablo IV, however, when you need to go through a tight space, the game prompts you to "Press B to duck", so I guess that counts for something?

There are many ducks in Terraria, you can even catch them and have them as pets in your base :D You can also acquire a duck statue and create a duck spawner in your base, for unlimited ducks!!!!!!!!!

Prey has a consumable called "Duck Beer", when you inspect the item it even has a cartoon duck on it :D

One of Baldur's Gate 3's companions mentions that their favorite animals are ducks, and later in the story also gives you a duck related gift, good luck finding our who and what :D

Starfield has multiple wooden ducks that you can pick up and decorate your rooms and ship with, there are even rarer "antique" ducks, even though they look the same but more expensive :)

Undertale features a very cute duck that acts as a shortcut, the duck carries you across a gap :D The duck even has it's own song, called "Bird That Carries You Over A Disproportionately Small Gap"