Simply put, Mirror Coat was a move that doubled back any physical attack used against oneself and returned it to the attacker.
If you successfully predicted an enemy's attack and used Mirror Coat, they were generally done for—if it did not kill them, it would leave them severely crippled.
The second Leon's sword struck the slime, he received the same treatment as a certain modern-day strongest sorcerer—
Cut in half!
"Guh!"
Leon's eyes widened. Amid everyone's cries, he fell to the ground as blood gushed out like a fountain.
In the last few seconds before losing consciousness, he saw the lower half of his body still standing where it was.
What the hell happened!?
When he woke again, he saw Dru's thick beard. The other man's large, hairy hand was pressed against his waist, feeling around back and forth.
"You're finally awake." Dru wiped the sweat from his forehead. "Healing you really wasn't easy. Good thing I had priests inscribe quite a few healing magic scrolls. Together with some effort on my part, I managed to keep you from dying."
Despite his rugged appearance, the dwarf Dru was actually a mage—the kind with a legitimate degree from the Magic Association.
He specialized in support magic. Healing, acceleration, attack enhancement, and similar spells came naturally to him. If an emergency arose, he would also pull out the giant axe on his back and personally join the battlefield.
Leon looked as though all the life had been drained from him. Covering his face, he said, "What was up with that blue monster?"
"I heard it's a newly discovered monster, Boss." Maru looked at him with concern. "Quite a few people have encountered it already. Apparently, once it steps on your shadow, you can't escape. There are lots of commissions at the guild