Being a creature is an advantage here because you can guarantee its resolution with Cavern of Souls
Kor Haven and Glacial Chasm are other ways to do this, and while they are strong cards, I would caution against overly committing to a pillowfort
These cards arent always going to move together, but any matchup that forces Simic to emphasize mana efficiency is not going to be a matchup that favors a two-mana premium for the sake of selection in the mid- and late-game
Additionally, characters with the bodyguard ability like Simba Protective Cub can be very useful
If the spell that's copied is modal (that is, it says "Choose one " or the like), the copies will have the same mode or modes
Ranking the top 10 most expensive Charizard cards of all time is an exercise in navigating through decades of Pokemon history, from the 1999 Base Set that launched the hobby through the EX, Diamond and Pearl, Black and White, XY, Sun and Moon, Sword and Shield, and Scarlet and Violet generations