The Lord of the Rings film series has been quite lucrative
At the time of writing, Withering Torment may be the best way to do so
The high-risk, high-reward gameplay encourages strategic deck building around powerful Mega Evolution ex cards that can swing matches but cost three prize cards when eliminated
In Giada, you often want to be hitting Angels at all , being in mono white, so its more valuable than just drawing a card (which could be literally anything else)
(I also love that artwork too!) Oh, and this was true of the first Portal set as well as many strong cards from it were reprinted almost immediately, like Gravedigger, Thundermare, Alabaster Dragon, Raging Goblin, or Natural Spring as well as draft standards like Mind Rot, Volcanic Hammer, or Breath of Life which was a cheaper version of Resurrection in White, and then others that were reprinted here and there later, like the afore-mentioned Ebon Dragon, or Endless Cockroaches and Gift of Estates
Were not done yet, though theres one more cute synergy I included