Wilds of Eldraine has tons of cards that could make it into your cube
(Equipment, Auras you control, and counters are modifications.) Illustrated by Carlos Dattoli Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Not Legal Brawl Not Legal Legacy Legal Comp
It will be twice as difficult to pull a FCA foil of one rarity as it will a Surge Foil Borderless (with the number in the background) of that same rarity
There are of course minor variances in size due to printing mistakes, but, generally speaking, all traditional Magic cards will be the same size
This is especially true when you can score a bonus like Storeroom or Fungi Cavern from Lost Mine of Phandelver to help keep attacking for more
Batterskull & Kaldra Compleat Stoneforge Mystic may have helped put equipment in general on the competitive map, but she really put equipment with the living mechanic ability on the map