Use it as a fast pokemon-card-identifier when you are sorting binders, bulk lots, or childhood collections
Even if youd prefer to play Vintage through a more official channel, it might be a good idea to at least try the format out for free first to ensure that way you arent sinking hundreds or thousands of dollars into a deck just to find out you dont like it
It tends to be the kind of thing youd normally find on a spell, and it makes the creatures a little more versatile, especially if you can utilise it a couple of times
You can only use each effect of "Eria the Water Channeler" once per turn
Reveal any number of "U.A." and/or "F.A." monsters in your hand, shuffle them into the Deck, then draw cards equal to the number of shuffled cards
Extinction Fist Trap (Normal) (This card is always treated as an "Armor" card.) Banish 1 monster your opponent controls that was Tribute Summoned, Ritual Summoned or Special Summoned from the Extra Deck, then your opponent can Special Summon as many monsters from their Graveyard as possible that were used to Summon that monster, the if this card was activated during the Battle Phase, end the Battle Phase