Then when this dies
It's such a powerful effect in Standard ramp decks to have a creature both become stronger based on the number of lands in play and also ramp that number up when it enters, and that's not the only use case for Lumra
There is little drawback to having this commander on the battlefield, because even if the game comes down to you and one opponent, Faramir helps you when you're playing defense by drawing extra cards, and if you're on the offensive, the three fresh tokens will be able to attack quickly since they basically were flashed in at your opponent's end step

Creatures (8) Planeswalkers (3) Lands (16) Spells (33) 1 Sensei's Divining Top 1 Brainstorm 2 Mana Drain 1 Vampiric Tutor 1 Yawgmoth's Will 4 Force of Will 1 Sol Ring 1 Demonic Tutor 1 Time Walk 1 Ancestral Recall 1 Mana Crypt 1 Time Vault 1 Merchant Scroll 1 Tinker 1 Voltaic Key 1 Black Lotus 1 Mox Emerald 1 Mox Jet 1 Mox Pearl 1 Mox Ruby 1 Mox Sapphire 3 Thoughtseize 4 Spell Pierce 1 Nature's Claim While The Deck had to play a playset of Swords to Plowshares and a playset of Disenchants, saving Demonic Tutor for restricted cards, eventually, things got so powerful that you could just play decks with a single creature kill spell and a single Disenchant effect
Then when you do, you get that knight you pitched for the deep discount of free
Cards like these are weak against aggressive decks, but if the game goes long, Endless Ranks of the Dead generates overwhelming value