They string spells together, chain abilities, and turn every cast of a spell to progressing their gameplan by leaps and bounds
While this ability alone was already pretty good, it was becoming rapidly overpowering in particular once combined with Pawpsicle (that allows to draw a card on play) and the newer Tamatoa, Happy as a Clam (that can bring back 2 Items from discard)
Over to the right, just above the Done button, is the Craft All option
If you kick it, bringing the mana cost of The Five Doctors up to a total of eleven mana, you can take all those Doctors and put them directly into play instead of your hand
(2017-04-18) If you have fewer than six cards in your library, you'll put Approach of the Second Sun on the bottom of your library
x 1 Play Mat