The main card weve seen this for so far is the Therosian god of the Sun, Heliod, with Heliod, the Radiant Dawn and its other face, Heliod, the Warped Eclipse
As for Commander, he's been playing since 2010, when he started off by making a two-player oriented G/R Land Destruction deck
There was absolutely nothing to indicate that phasing, of all things, would ever again be considered a relevant or desirable part of the game
At this point, the game with the note inside has been in circulation (or in one of our fulfillment centers) for over 18 months, so Im comfortable mentioning it here
Good enough to save your Voltron commander and then make it unblockable next turn
At least, not with the package weve been given in this precon