Sure! Here's a simple game implemented as a single HTML file using JavaScript. Please note that this game is for fun and doesn't have any actual graphics, only text-based gameplay. You can open and play it on a smartphone or any browser.
In this game, you control the player emoji to find the party emoji before it catches you. The player emoji starts at position 0, and the party emoji is at position 10. You can use the left and right arrow keys to move the player emoji. If you reach the party emoji, you win, and if the party emoji reaches you, you lose.
Please note that the game does not have any actual graphics but can be played using the text-based interface.