Say what you will about other aspects of gaming, but one area where mobile games can frequently go toe-to-toe with those on other platforms is in their style. Games like Monument Valley [$3.99], Sword and Sworcery [$3.99], and Prune [$3.99] are as much about taking the player on an audio-visual journey as they are about pushing their gameplay mechanics. 2013 puzzle game Kami [$2.99] might not be as famous as some of those games, but it's certainly done well enough for itself. It has made the jump to multiple platforms and now has a sequel to call its own. Unfortunately, Kami 2 [Free] runs into a lot of the same troubles that puzzle game sequels usually do, and with much of the novelty of its gimmick worn off, its fundamental issues shine through a little too brightly. Kami is a game about matching colors with as few moves as possible. It uses folding paper as its artistic conceit, but it's really more like trying to use the flood-fill tool on a paint program to fill the entire screen with only a few clicks. Each stage presents a multi-colored pattern and a par number you need to aim for. Simply choose a color, tap an area, and all of the connected paper of that color will flip and fold into the new color. Make the whole screen one color and you're all done. In Kami 2, you have to do it within the par number of moves to actually beat the stage. Do that and you'll earn a Perfect Badge, which is essential to unlocking medals and opening up new stages.

Kami 2 is a lot like th...