Monoredstax

[Lachrymology]

Monoredstax 75 cards, 15 sideboard 1 {Barbarian Ring} 4 {Wasteland} 8 {Mountain} 1 {Strip Mine} 3 {Ancient Tomb} 3 {Bloodstained Mire} 20 lands 2 {Karn, Silver Golem} 2 {Triskelion} 1 {Gorilla Shaman} 4 {Goblin Welder} 9 creatures 3 {Winter Orb} 3 {Crucible of Worlds} 1 {Memory Jar} 1 {Mana Crypt} 1 {Wheel of Fortune} 1 {Sol Ring} 4 {Smokestack} 4 {Tangle Wire} 4 {Browbeat} 4 {Lightning Bolt} 4 {Stone Rain} 1 {Trinisphere} 31 other spells Sideboard 4 {Blood Moon} 4 {Pyroblast} 2 {Defense Grid} 3 {Tormod's Crypt} 2 {Ensnaring Bridge} 15 sideboard cards

[Lachrymology]

This is just an example that you can play a deck in vintage, with the best cards for your deck, and not have it cost 5k. This is also competitive.