pokemon card luxray ex SR 118/101 Mask of Change sv6 (2.LP) – JariseStore Weakness / Resistance / Retreat Cost Pokemon Card Game/[SV6] Transformation Mask]Luxray

A PSA 10 can be worth anywhere from 10 to 100 times more than the same card in a lower grade

They only grant bands with other legendary creatures to your specifically-colored legends

Probably yes

These particular plains cards are the most valuable, mostly due to rarity, and among them are some unique and interesting designs which you won't find anywhere else

How can I be so confident these cards aren't worth the prices people are putting them out for

This doesn't mean you should entirely ignore cards that cost less than four mana as there will always be some room to cast one, two, or three-mana spells, but you can afford to push your deck into the higher-costed cards with Ruby at the helm