You can still cut corners by networking, borrowing cards from friends, trading when you can instead of always buying singles, etc, but it will take an investment
Each Commander Masters Commander Deck set includes 1 ready-to-play deck of 100 Magic cards (2 Traditional Foil Legendary Creature cards, 98 nonfoil cards), a 2-card Collector Booster Sample Pack, 1 foil-etched Display Commander (a thick cardstock copy of the commander card with foil etched into the cards border and art), 10 double-sided tokens, 1 deck box (can hold 100 sleeved cards), 1 Life Wheel, 1 strategy insert, and 1 reference card
Don Karnage is also a great target for Pluto, Friendly Pooch
Character Maybe Archimedes Highly Educated Owl Dr
Consider playing 5-color mana sources like Blitzball and Capital City alongside this for more options though
This ability can also be used reactively versus opposing combo decks like Storm, hence why its a staple of cEDH