Staunch Griffon conjured a rock wall as big as the tunnel and infused with darkness, air, and fire. The black flames evaporated the blood and eroded the emerald tide while the solid rock wall stopped their advance.
Hello author. I just thought I'd let you know that the image used as your cover is from a manhwa called Solo Leveling. It's also on this site and I don't know if they care or not, but it might not be the best idea to use it for yourself.
The Mage Slayer shrieked in pain as he used all of his might to regenerate the blade before it was too late. His efforts made the heart brim with mana, revealing its position and allowing Friya to turn the undead into ashes with a flick of her rapier.
The Dragon's head scraped the ceiling of the cave while her claws dug deep into the ground that was forming craters under her feet due to her weight. Her wingspan covered the entirety of the amphitheater and prevented the undead from reaching the humans.