You can also consistently re-use this extra Land in all your subsequent turns
Caesar brings very little that's unique to Mardu (aside from a focus on the Soldier MTG creature type), and similarly Mr House works with all the dice-rolling and treasure making cards that are already extremely popular
Alternatively, we might say our deck contains successful mana sources, other mana sources, successful spells, and other spells
Pull out two Gauntlets of Might and you get +2/+2 creatures
However, most pro players suggest avoiding this cosmetic feature, as the return on investment is minimal
If you're looking at two roughly equal commanders and one of them can draw you cards, you'll nearly always do better if you pick the one with card draw