Because these colours are the three that care the most about noncreature spells, youll also often find commanders who arent explicitly artifact commanders working nicely
To quickly go over them, we have artifact, creature, enchantment, land, planeswalker, kindred (tribal on older cards), instant, sorcery and battle
While these can be worth a lot , it is very unlikely someone is going to have them sitting under their bed and simply not know about it
People dont actually pay 13,000 yen for Bad Onidrill, do they?) Somehow this deck costs even more to build than Blaines Charizard/Blaines Rapidash from Prop 15/3, since you can actually find Moderately Played Blaines Charizard for $40 on ebay, if youre patient
Many cards are often discarded to cards like Ultra Ball and Professor Sycamore (and now theres Delinquent to worry about)
For example, there may be only 20 PSA 10 copies of a certain SAR card from Pokmon 151, which dramatically increases its value