Whenever Etali attacks, exile the top card of each player's library, then you may cast any number of spells from among those cards without paying their mana costs.
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Etali, Primal StormRainbow FoilSecret Lair Drop · 1389 · rare$82.08
Etali, Primal StormSecret Lair Drop · 1389 · rare$71.69
Etali, Primal StormBorderless · Mana FoilFoundations · 391 · rare$60.19
Etali, Primal StormRIX · PromoRivals of Ixalan · 100 · rare$4.79
Etali, Primal StormBorderlessFoundations · 329 · rare$4.68
Etali, Primal StormPromoRivals of Ixalan · 100 · rare$3.98
Etali, Primal StormFDN · PromoFoundations · 194 · rare$1.97
Etali, Primal StormTime Spiral Remastered · 342 · special$1.37
Etali, Primal StormPromoRivals of Ixalan · 100 · rare$1.19
Etali, Primal StormNew Capenna Commander · 268 · rare$0.83
Etali, Primal StormRivals of Ixalan · 100 · rare$0.71
Etali, Primal StormBloomburrow Commander · 196 · rare$0.70
Llanowar ElvesShowcase · Fracture Foil439 · mythic$1,034.30
Doubling SeasonShowcase · Fracture Foil438 · mythic$673.24
Twinflame TyrantShowcase · Fracture Foil437 · mythic$607.91
Bloodthirsty ConquerorShowcase · Fracture Foil436 · mythic$450.79
ProgenitusShowcase · Fracture Foil441 · mythic$421.75
Muldrotha, the GravetideShowcase · Fracture Foil440 · mythic$276.86
Sire of Seven DeathsBorderless · Mana Foil362 · mythic$275.88
Doubling SeasonShowcase428 · mythic$261.01
Llanowar ElvesShowcase429 · mythic$213.83
Bloodthirsty ConquerorBorderless · Mana Foil383 · mythic$212.38
High Fae TricksterBorderless · Mana Foil375 · rare$182.79
Herald of Eternal DawnShowcase · Fracture Foil433 · mythic$182.63