The trading card game is published by Wizards of the Coast, a subsidiary of Hasbro, and was created by Richard Garfield
When you can play it the Cloud brings awesome power offering a pretty good representation of a Mind Twist, an Armageddon, a Wrath of God or a Fireball, often a couple of those things and almost always far worse for your opponent than you
When it comes to measuring the quality of these, the website reviews help a lot since they come from people who bought and handled the product
It does have the condition of holding 6 or less cards in hand, so whenever we can, we should Counter opponent's attacks so we don't end up with too many cards in hand
A 8 grade would be approximately 65/35 or better on the front and 90/10 or better on the reverse
thus, you typically want fewer of them in your deck