The Sea Giants (Part 2)

...

Shin suppressed the boiling anger that was coming from his bloodline before turning his attention to the floating gemstones on top of the altar.

From the look of it, Octo and Nuguro used these gemstones as bait to lure Shin and Falan to come at them, especially Shin who had the rest of the Sea Gems. All Shin needed to get his hands on these gemstones, he would be able to acquire the complete sets of the seven Sea Gems.

Fusing them would then follow so that the Emerald of the Seven Seas would be completed.

"What a bold way to invite us," mumbled Falan after also seeing those Sea Gems.

At the same time, he also felt that this was going to be even more troublesome given that the opposing side would focus more on protecting those gemstones while also trying to snatch the rest from Shin.