Additionally, your opponent is able to use your Link Monsters to perform an Extra Link as well, without using their own Main Monster Zone at all
Generally, there is the primary Cube, the worth-the-Limited-splash-big-stuff Chromatic Cube and a supplemental combo-based one, the Tinkerer's Cube. MTG Online (MTGA's much-maligned step-sibling) has Cube on the regular if you find that you really love Cube
This creature still packs a huge punch and has all the abilities a good control player could hope for
Drop her on turn three, make two 1/1 hasties, swing, keep all of the loyalty on your leader
Lastly, by removing its original self from the game, you can select a card from your drop, call it to the field if its a unit card, or add it to hand if its an order card