When the feature launched, it came with a stark warning regarding trading virtual cards for real money, in which the developers said, "If we confirm that a player has engaged in behavior that violates the Terms of Use, we will warn them, suspend their account, or take action." The guidelines laid out are pretty clear: don't profit from the app
add 1 "Eldlich" monster or 1 "Golden Land" Spell/Trap from your Deck to your hand
This stands in stark contrask to bue, black, and red, which have no problems getting +1/+1 counters into play because they have Amass
Banlist History Restriction changes recorded for Glass Slippers
While there's still a chance they might find the card they need, the chances of them pulling it off are so low that playing tutors with the Mindcensor out is effectively useless