This spell costs X less to cast, where X is the total power of creatures you control.
Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
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Ghalta, Primal HungerBorderless · Mana FoilFoundations · 397 · rare$60.65
Ghalta, Primal HungerBorderlessSpecial Guests · 11 · rare$14.96
Ghalta, Primal HungerPromoRivals of Ixalan · 130 · rare$8.01
Ghalta, Primal HungerBorderlessFoundations · 335 · rare$5.54
Ghalta, Primal HungerPromoRivals of Ixalan · 130 · rare$5.36
Ghalta, Primal HungerRIX · PromoRivals of Ixalan · 130 · rare$4.85
Ghalta, Primal HungerBorderlessFoundations Commander · 8 · mythic$2.09
Ghalta, Primal HungerCommander Masters · 292 · rare$1.74
Ghalta, Primal HungerThe List · 130/196 · rare$1.48
Ghalta, Primal HungerFDN · PromoFoundations · 222 · rare$1.42
Ghalta, Primal HungerRivals of Ixalan · 130 · rare$1.39
Ghalta, Primal HungerBloomburrow Commander · 220 · rare$1.34
Jeweled LotusTextured Foil1066 · mythic$628.00
The Ur-DragonTextured Foil1065 · mythic$236.69
Deflecting SwatBorderless698 · rare$104.90
Demonic TutorBorderless696 · mythic$92.87
Selvala, Heart of the WildsTextured Foil1064 · mythic$87.13
Mikaeus, the UnhallowedTextured Foil1061 · mythic$85.52
Jeweled LotusBorderless702 · mythic$83.08
Fierce GuardianshipBorderless694 · rare$76.35
Deflecting Swat214 · rare$73.53
Smothering TitheBorderless693 · mythic$71.26
Demonic Tutor150 · mythic$64.81
Fierce Guardianship94 · rare$64.37