You can Summon it with a new Spell Card that allows you to perform a Fusion Summon by discarding cards, triggering the effects of your Dark World monsters as well as other powerful DARK monsters like Danger monsters
PerformEffect is where all the logic goes, and PerformEffect requires: Host Card: The card that this effect was on when the game told it to execute Grid Space: The full game grid, for searching If applicable based on execution type: Opposing Card: The card that Host Card is facing in battle
And they understand that meaningful appreciation typically takes years rather than months
Palkia has always existed in a slight shadow behind Dialga in terms of raw popularity, but the Origin Forme redesign narrowed that gap significantly
Although Rakdoss Return doesnt make the opponent discard their hand at random, it hardly matters in the deck Im about to show you
8 mana is a lot to ask of decks that cant find a way around its mana cost, but barring a Teferis Protection or a very specialized counter like Venser, Shaper Savant or Mindbreak Trap, you generally dont need to worry about it resolving