Playing the Overlord on three will put you at four lands that turn, and if you have another land drop on your fourth turn, you can cast another Overlord for the full five mana, as a creature this time, while further ramping you to six lands
Not to mention, if you're looking at an older core set card from before Sixth Edition , there may not even be an expansion symbol at all
Yes, there were players who splashed a second colour for utility and sideboard cards but before Sling-Gang Lieutenant goblins stuck to the consistency that a mono-coloured deck offered
It doesnt matter with some commanders, but commanders with powerful abilities like Omnath, Locus of Creation and once-per-turn triggers like Rashmi, Eternities Crafter that stack
Polyraptor borderless foil : Around $40 and normal at around $30 Underworld Breach borderless foil : Around $45 and normal at around $20 Lord of Atlantis borderless foil : Around $30 and normal at around $20 Tharasios, Triton Hero borderless foil : Around $40 and normal at around $18 Ghalta, Primal Hunger borderless foil: Around $25 and normal at around $15 Mephidross Vampire borderless foil : Around $28 Pitiless Plunderer borderless foil : Around $25 Mirri, Weatherlight Duelist borderless foil : Around $25 Kalamx, the Stormsire borderless foil : Around $20 Malcolm, Keen-Eyed Navigator borderless foil : Around $18 Rampaging Ferocidon borderless foil : Around $15 Breeches, Brazen Plunder borderless foil : Around $25 Lord Windgrace borderless foil : Around $20 Carnage Tyrant borderless foil : Around $20 Update Nov
