It's based on Castillo's list from GP Barcelona with some changes for what I actually own -
https://mtgtop8.com/event?e=19543&d=325056 (my LGS is also full of BGx at the moment hence my mirran crusaders)
I assume you mean foundry to replace forge instead of vantage, but there's enough colourless things in cards that I expect the forge will be better. There's not heaps of red things, and if I have 2+ lands one should make W painfree so I should be pretty set I think. Compare to burn where everything except
skullcrack is all coloured pips.