Job select cards are generally pretty solid, though there are a couple of stinkers (i.e., Red Mage's Rapier and Sage's Nouliths)
This is a decent range for what you can expect to pay for these, with direct sales from somebody who opens one likely going for the lower-end price range while purchasing from a larger company may be on the higher end
For example, if a permanent with a finality counter on it would be put into its owner's hand from the battlefield, it does so normally
Dark Fusion X SPELL Fusion Summon 1 Fiend Fusion Monster from your Extra Deck, using monsters from your hand or field as material
Being able to play red cards like Glint-Horn Buccaneer with Malcolm, Keen-Eyed Navigator is very powerful as well
But more importantly, itll let you draw a card under unfavorable conditions when opponents draw their second card, or cast a second spell, or attack you with at least two creatures