WASD move, hold click to fire, use a TM from your pack to learn its move (one use), scroll the wheel to switch moves, right-click casts. Q/E rotate. R escapes to the Nexus. 1-8 use pack items (scarves equip in the slot right of your move), F eat Oran, G eat Leppa. Drag loot from chests. M opens the map (volume is in the pause menu). Fight your way to the center.
Choose your Pokémon
Click a card or press 1-4. Your character is lost if it faints.