Locations have a move cost
What to watch: Mushus ceiling tracks with how good midrange mirrors are
Aggressive attack cards like Hercules - Daring Demigod and Maui - Hero to All are staples in some Ruby decks, and the new Gaston is a natural addition to that lineup
Cloud from Final Fantasy VII Cloud works well if he has Equipment
Not only does Cloud, Ex-SOLDIER incentivize this "everybody gets some equipment" approach, but other legendaries like Barret Wallace and Sephiroth, Fallen Hero reward having multiple equipped creatures on the field
For example, if you control The Ozolith ("Whenever a creature you control leaves the battlefield, if it had counters on it, put those counters on The Ozolith.") when Sin's last ability resolves, you'll put the appropriate number of each kind of counter onto both The Ozolith and the target creature