itch.io

When jumping over obstacles is one of the main actions, challenges, or mechanics of the game.

A popular game from 2013 where you must tap a bird to dodge pipes. Many clones & fangames were made because of the original game's success. 

Pixel Art refers to the charming, simplistic, retro/renaissance style of very-low-resolution graphics, such as from the 1977-1995 Atari, GameBoy, & Super Nintendo (SNES) eras.