They put Phyrexian mana, poison counters, and a lot of superb cards from older sets into this one
Attached to a Pokmon, it provides 1 Colorless Energy
The goal is to gain a mana advantage by removing an expensive or crucial artifact card, though going tit-for-tat with another 3-drop still leaves you ahead with a body on board
Any cards in these decklists denoted with an A- at the front of their name are Alchemy rebalanced versions of those cards ( these will add the normal version of that card to your collection )
Graded Alt-Arts tend to sell for higher prices
Seismitoad EX (Seismitoad is a Pokmon from the fifth generation, not very popular to be honest, if you can recall it) was a water type Pokmon with a very bad weakness considering that the format was dominated by some Grass type decks, but that has a very unique attack