At declaration of combat, I'll sac the Mind Stone to draw a card.
Which lands are attacking?
Az: 17
Hand: 0
In Play: {Fst,Fst, Fst, Isd, LS, LS, TT,}(T) Jolrael, Empress of Beasts(3/3,2G, T, Discard two cards from my hand: Until EOT, all lands target player controls are 3/3 critters)...