To proliferate, you can choose any permanent that has a counter, including ones controlled by opponents
Theres a ton of applications for this: you can elk your own cards once youre done with their effects, you can elk the Food token he makes, and best of all, you can elk your opponents big creatures and artifacts essentially making Oko a persistent answer to that your opponent will need to play around
The Robot part kind of matters, gives control the ability to take over if it comes down to a topdeck war
x1] [Opponent's Turn] If you have a Character with a cost of 6 or more, this Character cannot be K.O.'d by your opponent's effects and gains +2000 power
Maybe it's because Hades isn't a princess
EACH DECK HAS THE FOLLOWING: 100 card deck 1 Premium Commander 10 Double-sided Tokens 1 life wheel 1 deck box DESCRIPTION: Welcome to Strixhaven: School of Mages