They also suffer from any drawbacks that creatures have, like summoning sickness
Since rats are predominantly black cards, strategies often involve generating a lot of weaker creatures and/or creature tokens so you can make a lot of sacrifices to fill up your graveyard
This serves as a reminder to always keep adapting to the ebbs and flows of the metagame in front of you.
This lets you pull off powerful tricks in Jeskai Blink decks in Modern, such as hitting Solitude with Ephemerate with Evoke on the stack
That being said, Im almost surprised at how restrained these abilities are compared to previous Elder Dragon cycles, especially since recent creatures have trended towards higher complexity and power
Design the card data structure Design the card data structure by identifying the component characteristics, defining the card types, and then creating the card objects within the data structure