Finneas, Ace Archer is a no-brainer

Table of Contents show The Deck Rat Colony | Illustration by Suzanne Helmigh Commander (1) Creature (46) Accursed Marauder Ayara, First of Locthwain Blood Artist Boggart Trawler God-Eternal Bontu Grim Haruspex Karumonix, the Rat King Lord Skitter, Sewer King Marrow-Gnawer Midnight Reaper Ogre Slumlord Plaguecrafter Rat Colony x32 Vengeful Bloodwitch Zulaport Cutthroat Instant (3) Fell the Profane Hagra Mauling Plumb the Forbidden Sorcery (2) Agadeem's Awakening Bloodline Bidding Enchantment (1) Artifact (14) Altar of Dementia Arcane Signet Charcoal Diamond Fellwar Stone Gathering Stone Jet Medallion Magewright's Stone Mind Stone Phyrexian Altar Sceptre of Eternal Glory Skullclamp Sting, the Glinting Dagger Thought Vessel Throne of Eldraine Land (33) Cabal Coffers Castle Locthwain Cavern of Souls Crypt of Agadeem Phyrexian Tower Secret Tunnel Spymaster's Vault Susur Secundi, Void Altar Swamp x22 Takenuma, Abandoned Mire Urborg, Tomb of Yawgmoth War Room Verminister leads a Rat Colony deck with an emphasis on sacrifice effects to maximize the potential of Rat King, Verminister

Five Unique Decks, Endless Possibilities Each MTG Starter Commander Deck represents a different two-color combination, giving players a range of styles to explore
This damage can add up quickly in the early game if not stopped
Its basically a colorless Legion Loyalty for artifact creatures, but at a cheaper cost
So how likely are you to find a legendary creature with this activated ability