Primal Amulet // Primal Wellspring [Ixalan Prerelease Promos] Psychic[x2] Darksteel Juggernaut's power and toughness

Darksteel Juggernaut's power and toughness are each equal to the number of artifacts you control

and constructed format play

or even its guilds

The bigger they are

Set: McDonald's 25th Anniversary Type: Grass Rarity: Promo Retreat cost: Colorless

Primal Amulet // Primal Wellspring [Ixalan Prerelease Promos] Psychic[x2] Darksteel Juggernaut's power and toughnessSet: Ixalan Prerelease Promos Type: Artifact Land Rarity: Rare Cost: {4} Instant and sorcery spells you cast cost {1} less to cast. Whenever you cast an instant or sorcery spell, put a charge counter on Primal Amulet. Then if there are four or more charge counters on it, you may remove those counters and transform it. Reverse Type: Land (Transforms from Primal Amulet.) {T}: Add one mana of any color. When that mana is spent to cast an instant or