yep its from vange; he had a poor quantabalance and didnt draw enough bb so it failed to counter the bb grav shield deck, but I saw its potential (even still underestimated it, it may well be the one deck to rule them all if it draws better)
If the ai uses bb and doesnt keep a spare for nymphs it cant win (also it needs to play it the turn a nymph hits the board rather than a graboid); also the ai often fails to use the nymphs ability and may go for the wrong nymph altogether. it also fails to keep tears in hand if you desperately need quanta
your deck is much less prone to missplays, so testing will be more accurate if you control my deck, but i recommend piloting both decks, which you can do in oetg