mtg forgotten realms collector card list Top 20 Constructed Cards From Adventures in the – Flipside Gaming D&D: Adventures in the Forgotten

Spells like Thrill of Possibility and Tormenting Voice have been in decklists for years, so this design has a proven home

Okay, part of why I like it is because the artwork reminds me of what would later become the logo for Wikipedia (which this card definitely predates), and it's a nice little way to show little pieces of puzzle falling off someone's memory

Any "as [this permanent] enters the battlefield" or "[this permanent] enters the battlefield with" abilities of the copied creature card will also work

The best of these is Astral Dragon, a huge eight-drop Dragon that copies two other creatures when it enters the battlefield