Most decks wont find themselves concerned with town synergies, though Id play some dual lands and Capital City in just about any deck
As a more specific example, if Tolabow is your commander and your chosen color is green, your deck may contain Giant Growth (a green instant) and/or Memory's Journey (a blue instant with a green flashback cost), but it can't include Wild Hunger (a green instant with a red flashback cost)
In fact, I tried searching MTG signed on eBay and sorted by price, high to low, hoping to find something that stood out
Target player reveals their hand and discards all cards with that name
(It isnt in your card pool.) If you removed a creature card with flying from the draft with cards named Animus of Predation, this creature has flying
Each hero power costs two mana and can be activated once per turn