Being a clone, but one that also lets you get artifacts as well, so you should be able to get a copy of the best card on the board
The most common play pattern with this is to draw three cards immediately after you cast it, but sometimes you need to hold mana for other effects or cast it on turn 5
Trainer cards always were on the backburner when it came to being shiny until the Here Comes Team Rocket card from the Team Rocket set, which featured artwork of Jessie, James and Meowth from the TV show
There are characters that we later revealed to be from known worlds (such as Liliana being from Dominaria), but it wasn't a known thing when they were introduced
Jared the Awesome, this three-drop 3/3 with three Naya colors is great as a leader of your Commander deck in a Monarch Matters brew
This lets players cast spells from their graveyard, effectively allowing them to double dip