Play a turn-based tower defense game by placing defenders to block advancing enemies. Defenders auto-attack each turn and can be merged to upgrade. Collect keys and gems for power-ups and new defenders. Survive as long as possible.
Build and upgrade UFO commandos using collected screws. Reroll and merge units for better performance. Conduct research in a lab to enhance abilities. Assemble squads to battle supervillains and stop their world takeover plans.
Merge cats to create new ones. Customize cats with hats and outfits. Enter cat pageants to showcase your collection. Collect all cats to complete the game.