The Sacred Sword: Lightbane

"Nope, The process for using chant-less magic is too complicated." Azure replied 

"So you're saying you know a magician that can?" Serena asked 

"I know a few, although they keep their methods secret, I have seen them use chant-less magic." Azure continued 

"That's right, It's not something just anyone can do, but why the sudden question?" Ayda asked 

She remained seated next to the unconscious John and now healed Master Sylvia. 

Serena realised that their secret was now at risk due to her mistake and began to panic 

"Y-You were using fire and holy spells... The power which came from them didn't seem like the one on the level of an accessory." 

There are certain accessories which can carry or hold magic spells of an element, Like John's dimensional ring. Although they are expensive, it wouldn't be unusual for an S-Rank adventurer to have one