If an effect refers to a card, spell, or permanent that has an Adventure, it won't find an instant or sorcery spell on the stack that's been cast as an Adventure
The other starter deck, the Rise of the Floodborn Amethyst and Steel starter deck includes a lot of Merlin and Madam Mim cards, but it's a real shame that it's not an all-in theme deck with a foil Madam Mim as well
Eventually Wizards would print cards like Sphere of Resistance and Thalia, Guardian of Thraben that are cheap enough to be effective
Reanimation Effects In order to cheat these expensive threats into play, you do need other reanimation effects
Apparently only 31 such cards are in existence and one of them sold for a half million dollars
We will probably get to a small definition in a few lines of text, if I know myself But before that, just a bit about my feelings for prison decks