They can include the word mill, put cards into the graveyard, exile cards from your opponents libraries, or similar variations
9 Elven Council Scry Your Way To Victory You can never go wrong with a good Simic deck and thats exactly what youll find with the Elven Council deck
You set up a combo, but a single well-timed No ruins your plans
That accessibility is a double-edged sword: it keeps prices reasonable for buyers, but it also means that condition and grading carry outsized importance for anyone looking at these as long-term holds
There are certainly cards that work fine with both and it can be done but you will either have stuff that does nothing with one half of your engines or you will have a pretty underwhelming Sneak Attack compared to what it can do
If there are any cards you think I missed, please let me know in the comments