Things like Ancient Tomb, the Mirage block tutors, Gush, Dark Ritual and friends, Show and Tell/Sneak Attack, Treasure Cruise, Gitaxian Probe, Mental Misstep - and more
However, it is most logical to infer that it will eventually arrive within a few expansions
So, when it comes to choosing between English and Japanese, it should really be simple - the latter is cheaper in most cases, the print quality is typically better, and in my experience, the pull rates are markedly better
Per MTGInformation.com, The Alpha print run for Magic: The Gathering was 26,000 60-card starter decks and 70,000 15-card boosters, which would equate to 2.61 million cards. Wizards ended up selling out of their entire inventory of 2.61 million cards at the Gen Con convention, a supply that the company thought would last through the end of 1993
Next turn, you can tap the Cauldron and add to your mana pool that pre-paid mana, pay the remaining 2 and cast Ob Nixilis