Ixalan's checklist card includes a box to check on the left, the card name, and the mana cost, and should be just as sleeved as the rest of your deck
Professional grading services (like the official PSA grading standards) treat both languages equally, so a 10 in English and a 10 in Japanese are both considered perfect but the path to that 10 can be tougher for English printings
What affects the value of Muk
If you have 10 Clues out, and you attack with Merchant of Truth, youll be swinging in with a 12/15 creature, giving it a substantial upgrade
He seems to view it as a worthwhile investment too, as he's currently operating a project called 'Treasure Trove' where he seeks to 'collect the uncollectible'
In this guide, well break down every rarity tier in Pokemon TCGP, from the common diamond cards to the ultra-rare crown and shiny variants