Crystar has a lot of interwoven elements, whether that be Spectres and Revenants, Torments and Memoirs, or Sentiments and Fusion. Combat in Crystar may be a bit on the basic side from time to time, but the systems that feed into it are so much meatier.
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Whilst Crystar does have an extensive tutorial system, text pop-ups are far from ideal when the game starts throwing ambiguously named jargon. That being said, this is one of the most important systems in the game. If you want to hit harder, survive longer, and delve deeper, getting to grips with it is almost mandatory.
Before you can fuse anything, you need to acquire Sentiments. Sentiments are, in layman's terms, equipment. These can be weapons, armor, or accessories, and keeping your Sentiments up to date, like with any JRPG, is pretty important.
Sentiments in Crystar are only obtained by defeating Revenants (the neon reskins of regular enemies). Every Revenant will drop a Torment, and this Torment can be purified back at home base (Rei’s Room) to create a Sentiment. All you have to do is go to Organize and hit Purify Torments. You can only hold 10 Torments at a time, so make sure you are purifying every time you finish an Ordeal (mission).
Fusing Sentiments is as easy as going to the Organize menu whilst hanging out in Rei’s Room. Select Fuse Sentiments, and you can get to work. A few things are required to fuse Sentiments, with the obvious being, well, Sentiments.
To Fuse a Sentiment, you will need to have two identically named pieces of equipment, for example, Regret Drop 1. Combining two Regret Drop 1s will turn into a Regret Drop 2. If you want to use Fusion again to power up your Regret Drop 2, you will need a second
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