Step Between Worlds 'Wheel effects,' or 'draw-sevens' as they're sometimes called, are always worth careful consideration
I have to give kudos to Wizards for announcing a lot of products, specifically Universes Beyond that are a brave departure from the mainly fantasy aesthetic of Magic and have upset quite a few fans
Previously Banned/Restricted Cards in Common Formats I'm not aware of any official list specifically composed for this purpose, but there are other sources that more or less specific for this purpose will help with the search: Scryfall (a third-party card search engine) added a custom search tag for Spike-tutorable cards
What's particularly funny about this card is that unless your opponent just already knows, it's not technically possible for them to know whether or not you actually meet the conditions
As you might expect, this Charizard card is incredibly expensive when graded, meaning it's not easy to find it in NM condition on TCGplayer
With the effect of Elemental Hero Plasma special summoned with this card, it is possible to send Elemental Hero NecroDarkman to the graveyard and immediately summon Elemental Hero Edgeman