scream tail ancient pokemon card PokeDATA 2023 Pokemon Scarlet Sell Scream Tail - Paradox

This makes them somewhat collectible/unique but totally unplayable competitively

Here we see Clive become Ifrit, fighting an opposing creature and then making you loads of mana

Pokemon Card Japanese 073/165 Tentacruel sv2a TCG

(In other words, you can't sacrifice the same creature to satisfy multiple devour abilities.) All creatures devoured this way are sacrificed at the same time

The card began gaining monetary value after its pull rate was revealed to be much lower than the Pikachu ex Special Illustration Rare from Surging Sparks

If you can't, you'll have to find a way to slow your opponent down and give yourself an opening to make a comeback