Welder gives you so much card advantage for no downside, it's shocking it was ever printed
If they do, the creatures will be 1/1s with no abilities that get 2/2 and will die as soon as they hit the battlefield
Its also another redundancy piece for decks running combos around cards like Arcbond, which is nice
It has 170 HP and Darkness Claw does 80 damage, but the attack also reveals the opponent's hand and allows the player to discard one of the opponent's Supporter cards
Additionally, its the Shiny form of Zygarde which features on this cards Full Art illustration just as was the case with many other cards from the set, which as its name implied, was centered around Shiny Pokmon
For Pokmon Trading Card Game Pocket, what decks you should run highly depends on which cards youve pulled as there are so many