There are around 60 cards in Magic in blue, red, and white that have convoke, giving you a healthy selection of cards to pick from to fill out your deck
Its +1 lets you scry and tap an untapped artifact to then draw a card
Those pesky Simulacrum Synthesizer decks will get what they deserve
The Mana Base Mana Rocks I dont think this deck wants mana rocks that cost three in general, and the tap mana rocks like Sky Diamond are also just a bit slow
In particular, upgrading the standard draw a card modal choice to draw two, discard two is highly impressive, especially in Arclight Phoenix decks where getting the bird into your graveyard is a necessity
The strategy here resembles ramp decks in other trading card games like Magic: The Gathering