{R} Luxior, Giada's Gift [Streets of New Capenna Prerelease Promos][PR SNC 240]

Equipped creature gets +1/+1 for each counter on it.
Equipped permanent isn't a planeswalker and is a creature in addition to its other types. (Loyalty abilities can still be activated.)
Equip planeswalker {1}
Equip {3}