how do i know if pokemon cards are rare to Check the Value of Your Cards, Plus Identify How to Understand Pokemon Card

R Rare Cloudcastle X WIND Level 9 [ MachineSynchroEffect ] ATK 0 DEF 3000 1 Tuner + 1+ non-Tuners When this card is Synchro Summoned: You can target 1 Level 9 monster in your GY

This is a major part of Weevil's strategy during his duel against Joey and his second duel against Yugi, each duel having him using cards that turn his opponent's monsters into Insects which makes them vulnerable to his Insect Barrier Spell Card, which stops enemy Insects from being able to attack

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In this example, having extra ways to discard Archeops can benefit you, and you get to search for Basic Energy too

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