Nimble Larcenist is the first Obscura card to look at, and while it might seem unassuming, I think its a key piece for blink decks
Now that theres more room to breathe, however, Masterbrewer has found a window for it to thrive
If youre looking for additional, reliable ramp that doesnt mind that youre currently stomping the table and/or will actually increase your available mana beyond your land drop each turn, mana rocks (artifacts that generate mana) are often going to be necessary in order to supplement the handful of truly viable mana ramp options white offers
For those decks where it was castable and removal was called for, Vindicate often made it into Extended and even as far as Legacy
Put the counters on Sage of Hours, and then immediately sacrifice them all with its ability to get an extra turn
Currently, under rule 702.62b, they wouldnt, since they need to fulfil three requisites: being in exile, have time counters on it, and have suspend, which Alaundos ability doesnt reference