There are plenty of times when Ive had lethal damage on the board but couldnt get through because of blockers or Propaganda effects
So you dont need to look further than a simple counterspell before finding some beautiful gems of flavor text
Its by far your most aggressive option when on the beatdown, its a growing threat that can quickly get out of range of red removal/enemy creatures, it rewards going wide, and it even has some combo synergy (more on that later)
Within Pioneer, Clever Impersonator can occasionally be found as part of Enigmatic Incarnation lists
With its thousands of cards, experimental mechanics, and player ingenuity, it is impossible for Wizards of the Coast's R&D team to account for the nearly-infinite possibilities for any card
I think if you desperately wanted to trigger Aerith Gainsborough immediately Stiltzkin could be your man Moogle on a deck redundancy basis, but it's not scaring off Red Decks by itself