I definitely see this as the launching pad of a series of the other nine color combinations as well
Of course you cant wipe then play something else right after, but there are times when its just the right piece
It wasn't easy to pull off Sliver Queen, but you certainly got paid off in return with an endless supply of tokens that would have whatever extra abilities you'd care to scrounge up if you felt the need for them
These Beta playtest cards came on paper in all sorts of random colors, and roughly 125 unique cards from this era are known to exist today
Other possible upgrades include things that trigger when you draw or discard a card, like Glint-Horn Buccaneer, Rielle, the Everwise, and Chasm Skulker
Thantis the Warweaver, Basandra, Battle Seraph, and Fumiko, the Lowblood perform similar feats, only at a larger scale