Lucky Star Magician's Stories from Another World

What does it feel like for a normal person to travel to a different world? It's definitely scarier than being trafficked to a remote mountainous area! What should you do if you encounter one in ten thousand? Naturally, I tried my best to travel back in time! Someone provided a way, which is to collect a batch of "artifacts". Is there any mistake? Since it is called an "artifact", why is it so easy to find? But there is no other way but to treat a dead horse as a live doctor, which is better than sitting around doing nothing. Let me see what is here, oh, elves; oh, dwarves; oh, orcs; oh, dwarves; oh, monsters; oh, what a big dragon! And, and... There seems to be something worthy of affirmation in the "criticism" here, so we might as well find a way to get back and understand it in depth... What? ! There are actually competitors!