The Steel inks simplistic, brute-force nature requires sufficient support to get the ball rolling
This is a classic partner commander pairing as Tymna gets you value while Thrasios, Triton Hero works as an outlet for your mana
And in another form a protection, we also run Kozilek and Ulamog
6 Red-White-Black Mardu Red, white, and black Treasure Commander decks are best at transforming Treasure tokens into creatures, animating an entire horde of artifacts that can swing to attack for lethal damage
Recursive permanents like Bloodghast, Putrid Goblin, and Nether Shadow are great because you can often sacrifice them multiple times
Judging how much life you can afford to pay in exchange for cards is tricky and takes time to learn and balance in your decks