yugioh duel links summoned skull deck Showdown Archfiend | How to obtain, Decks & Usage Statistics Summoned Skull (anime) | Yu-Gi-Oh!

First-edition copies trade in a wide range, giving this card appeal at almost any price range, with MP and LP copies going for $20 to $30, while you'll pay somewhere in the region of $40 to $75 for NM copies, though the exact price will depend entirely on the specific card and if it looks like it might receive a perfect grade.

Venusaur's Vine Whip attack grabs hold of Charizard, and likely inspires the most expensive card in Brilliant Stars, which also features a similar battle

the fact that its attached to a creature makes it great

Well the thunder god might grumble about this, but I think it's simply because he hasn't really had a place anywhere else until now

So pretty much all of these Monsters do have to be equipped in order to activate their effects