Arrow keys to move and jump
If you get 5 elixir, press 1 to spawn a lunar orb, which does one damage to the Sparky.
If you get 2 elixir, press 2 to spawn a shield bat, which blocks one Sparky blast.
If you get 2 elixir, press 3 to spawn a e-spirit, which boosts your elixir production.
The goal of the game is to use 4 lunar blasts / orbs in order to defeat the Sparky.
Press R to reset the game, you start with 4 elixir on reset, so get ready to place your cards!