Olvah, Attuned Soulsmith

Haste
Artifact creatures you control get +1/+1.
Splice onto Vehicle {2}{r}{g} (As you cast an Vehicle spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)
"A good smith puts their soul into their creations; a great smith forges them with their soul"