Clearing huge tons of enemies is satisfying
Doing it in different ways is necessary for replayability
Relics/Items synergies are essential for nailing the increasing power fantasy
References games are Vampire Survivors and 20 Minutes Till Dawn
Ascyrohous Multiplayer done well is great for mobile and you don't have to deal with connection issues; Super Auto Pets
Mobile Game Icons with portrait seem to work the best
Variability in gameplay:
Making locations affect gameplay e.g Marvel Snap
Make sure no gameplay looks the same when you play again
Randomness is your friend
Stunning Character designs with new themes are easily marketable
Add pacing and different kinds of interactions to break up gameplay helps with the retention
Juice and effects are very important to make the player feel good
Adding a way to enable community growth is essential for long-term growth:
- One idea I want to try is the community sharing their creations in-game
Having idle mechanics within your game boosts retention
Voice-acted feedback adds to the experience; Marvel Snap and Candy Crush
Story is a nice way to add depth and intrigue to your world and give your players emotions to feel
Make winning feel great, celebrating them hard and making losing feel awful
The best game mechanics are puzzle games and the best puzzle games are problem-solving games
Check out the list of top games this year:
https://www.reddit.com/r/Android/comments/zrja3w/after_covering_100s_of_mobile_games_this_year_on/