Then theres another slot thats an uncommon Mystical Archive card in traditional foil that has a 50% chance of being a Japanese variant
Its similar to mana in Magic: The Gathering
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Attack!" followed by "The Empress's Blessing!" When Sartorius activates the first effect of that monster, he announces "The Empress's right side up effect!" When Sartorius activates the second effect of that monster, he announces "The Empress's upside down effect!" When Sartorius Summons "Arcana Force IV - The Emperor", he announces "Come forth, Arcana Force IV - The Emperor!" Most of the time when Sartorius declares an attack with that monster, he announces "The Emperor attacks!" When Sartorius activates the first effect of that monster, he announces "The Emperor's right side up effect!" When Sartorius activates the second effect of that monster, he announces "The Emperor's upside down effect!" When Sartorius Summons "Arcana Force VI - The Lovers", he announces "Arise, Arcana Force VI - The Lovers!" Most of the time when Sartorius declares an attack with that monster, he announces "The Lovers attack!" When Sartorius activates the effect of that monster, he announces "The Lovers' effect activates!" When Sartorius Summons "Arcana Force VII - The Chariot", he announces "I summon Arcana Force VII - The Chariot!" Most of the time when Sartorius declares an attack with that monster, he announces "The Chariot attack!" followed by "Master Blast

Then the two-drop mono-Green Mana Elf with 1/1 size also has the same tap ability, in just one color so your minimum is less, without vigilance and size, but cheaper and the first one printed with the ability to inspire the Treefolk
Since we know how big our dorks are, you can imagine how key these four cards are in Type Four as well Last March of the Ents