I recently bought a counterfeit card on eBay
And then you can tap and shoot something for a damage as well, and layer damage onto creatures from other source, be a threat to small fry, and otherwise be involved with playing Magic
Keep in mind, you don't need to maintain 10 permanents, you just need to hit that number once, then you have it for the rest of the game
Its the first thing everybody says when they give altering advice, but thats because its literally central to creating clean work
Cards like Command Tower or Commander's Sphere (totally in this year's decks!) can add mana in either of your commanders' color identities
Leap however also has some perks over Clamp, those being that it can be used on any or all of your monsters