Plain building mechanics involve placing blocks carefully and defending against sneaky enemies with simple controls. i find the placement tricky sometimes due to wonky physics.
Step and drag to select and place blocks, which is straightforward but effective.
Buttons for selecting and placing blocks are straightforward. Their controls are simple once you get used to it.
Most tip is to double tap to switch between building and defense modes. Sneaky enemies tend to appear near corners.
Q: What are the controls? A: Buttons for selecting and placing blocks.
Q: What is the objective? A: Defend against sneaky enemies.
Q: What stated features are there? A: Modes to toggle between.
Q: What is the main mechanic? A: Placing blocks carefully.