Cylconic Rift, Upheaval and Crush of Tentacles are all powerful cards commonly used in cube and used in much the same way as all the other cards on this list
The first, classic, and cleanest example is Prodigal Sorcerer
Casting a Veil of Summer in response to a Cryptic Command was truly backbreaking, but its less powerful when you cast it in the face of a Counterspell and your opponent simply responds by casting another one
Since everybody just wants four or five singles without having to open packs, theres a reasonable chance that boxes are being undervalued relative to their content
However, you may use such a creature for -21- defense
(Each deals damage equal to its power to the other.) Number 239 Language English Legal Formats Commander, Legacy, Modern, Vintage Not Legal Formats Alchemy, Brawl, Competitive Brawl, Historic, Pauper, Pioneer, Standard, Timeless Rulings (10/4/2004) The power of the creatures when the effect resolves is used to determine how much damage is done