500 dollar pokemon card Pokémon and MTG grader valued at $500m after record TCG boom Rare Pokemon Card Could Fetch

An incredibly overpowered card, [c]True-Name Nemesis[/c] gives its controller protection from basically anything their opponent has

If you can finally flip the battle, it becomes a powerful sorcery that you can cast for all sorts of crazy benefits

You want a creature to have double strike because you get the first strike damage and then another hit. Both keywords change the damage step, but double strike brings extra value and damage

Green can provide sweet artifact hate to shut down aggressive combo decks while black offers excellent tutors, hand disruption, and removal

In other words, combo decks dont really interact with or (to some degree) care about their opponents cards