Keen Engineering

Inventive (3)

Inventive (4)

Mishra's Burnished Banner

Kaladesh Foil Redemption

Kaladesh Redemption

Padeem, Consul of Innovation

Artifacts you control have hexproof. (They can't be the targets of spells or abilities your opponents control.)
At the beginning of your upkeep, if you control the artifact with the greatest mana value or tied for the greatest mana value, draw a card.

Artifacts you control have hexproof. (They can't be the targets of spells or abilities your opponents control.)
At the beginning of your upkeep, if you control the artifact with the highest mana value or tied for the highest mana value, draw a card.

Artifacts you control have hexproof.
At the beginning of your upkeep, if you control the artifact with the highest mana value or tied for the highest mana value, draw a card.

Padeem, Consul of Innovation // Padeem, Consul of Innovation

Put X +1/+1 counters on target creature, where X is the number of noncreature, nonland cards in your graveyard. It gains flying until end of turn.
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)