Heck, even my 60 card decks only ran like 20-22 lands while my Average Mana Value was like 3.75+
If you do, create a 3/3 colorless Construct artifact creature token named Boulder that's tapped and attacking
Sets used are comprised of the below: 5th Edition, Aetherdrift Play, Alliances, Assassins Creed: Beyond, Avacyn Restored, Avatar the Last Airbender Play, Born of the Gods, Dominaria: Remastered Collector, Dragons Maze, Duskmourn: House of Horror Play, Eternal Masters, Final Fantasy Collector [JP], Final Fantasy Play, Foundations Play, Innistrad Remastered Play, Innistrad: Crimson Vow Draft, Innistrad: Midnight Hunt Set, Journey into Nyx, Marvels Spider-Man Play, Mirage, Modern Horizons 2 Draft, Modern Masters 2015, Murders at Karlov Manor Collector, Murders at Karlov Manor Play, Mystery Booster 2, Outlaws of Thunder Junction Play, Phyrexia: All Will Be One Set, Streets of New Capenna Collector, Streets of New Capenna Draft, Tarkir: Dragonstorm Play, The Lost Cavern of Ixalan Draft, Theros, Ultimate Masters, Urzas Saga, Visions, Weatherlight
A 3/3 Vampire for four mana, Olivia's controller can pay two mana at any time to have Olivia deal two damage to any other creature, turning it into a Vampire in the process, and putting a +1/+1 counter on Olivia
