My recommendation is to swap out some of your mana ramp for actual lands
The deck plays extremely fast, and once new players understand the nuances of equipping artifacts to a creature, this deck runs pretty smoothly
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Jumping from 3 mana to as much as 7 on turn 4 is huge, and if you dont need quite that much mana, the ability to make 2/2s later on is also solid
The answer that Adventures in the Forgotten Realms found is a gameplay mechanic called Venture