Artificer Class

When Artificer Class enters the battlefield,
create X 1/1 colorless construct creature token
tokens
Level 2 {1}{x}
Target X artifacts and creatures have your choice
of Flying, Lifelink, or Hexproof.
Level 3 {4}
Whenever you cast your next artifact.
Creatures and artifacts you control
get +1 +1 and Hexproof.