This energy card was first introduced in the Neo Destiny expansion set in 2002
Human decks tend to spread counters through all of your creatures, allowing Esper Sentinel to grow to levels where paying to stop its effect proves impossible
The place is very welcoming, they have decent prices and negotiable
One thing to be aware of is that you may pull some Commander-only cards out of Collector Booster packs, so you'll want to check the set symbols before building Standard decks
Two boardwipe cards of their own, Winds of Rath and Valiant Endeavor, offer their own way to turn the game around
Z-A wrestles with some actual, real-world ideas as it questions what it means when multiple groups of people (or, I guess, creatures) inhabit the same space but have very different needs, and who should be prioritized when those needs conflict