Even *if* Nintendo were to cross promote (which I agree with @helveticastandard, they don't/won't), you'd end up waiting at least a year to save a few bucks on an amazing game that is out right now. To me, BOTW is well worth even full MSRP.
Edit to add - BOTW is slated for a "2022" release...
Heads up - rare 50% off discounts for La Mulana 1 and 2 on the eshop right now:
https://www.nintendo.com/games/detail/la-mulana-switch/
https://www.nintendo.com/games/detail/la-mulana-2-switch/
Anything odd you had to do with respect to entering billing info/etc? I recall the Argentinian shop had a bunch of issues.
*edit* And that said, I don't understand a lick of the language, not sure how easily I'll be able to get this!
*edit 2x* it seems to want province/state information that...
Eh? I've beat the main game and have progressed in 100%'ing it and I've never once had a crash. If you liked Lego Marvel 1 you'll enjoy 2. Its a refinement of the formula, and the open world is pretty great. Zipping from New York to Neuvo York to Wakanda to Asgard etc etc. Good time killer, but...