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 also gets really obnoxious in multiples, so it might be really dumb to play against out of some decks
For example, if someone goes and chump blocks your now 3/3 dork you swung with that was 2/2, and then blocks with a 1/1 token, it only sucks up 1 damage and they are now taking 5 to the face
Sephiroth, Fabled SOLDIER No Final Fantasy list would be complete without the main antagonist of VII, Sephiroth
Lindblum, Industrial Regency functions as the land with the Town subtype that enters the battlefield tapped and produces red mana while Mage Siege, the Adventure half of the card, represents Queen Brahnes black mage invasion of the largest city in Final Fantasy IX