This is like, a more challenging and creative 2D version of the hit game, Kingdom Rush! I love the different types of giants, keep this amazing work up.
All I really require in this universe is an MMORPG with a class and looting system based on the Kingdom Rush art style; then my inner-nerdigan would be released without constraint.
"Sir, our troops are ready to advance, should we commence?"
"Of course, goblin; lets just get ready and arm them with weapons and armor"
*Deputy arms enemies weapons*
"Are we ready now?"
"Of course not, we forgot to assign them with a pocket of gold according to their difficulty level"
"Their what?"
"Just do it."
Of course!