I doubt the issue is players not being aware of these decks, which have existed in Modern for years, and sometimes kept sky-high profiles
Violent UrgeViolent Urge is a bit more finicky, needing Delirium to actually allow us to give ElshaElsha double strike, but also has a higher ceiling once we get there, as it also gives her +1/+0 in addition to the +1/+1 she'll get for casting it in the first place
Delney, Streetwise Lookout At a glance, Delney seems like just another street urchin, but in reality, they're the head of a ragtag gang of fellow urchins who know everything that goes on in the streets of the Tenth District
However, if you are still concerned, you can limit your child's interactions with others in the game to a series of important "canned" messages
(1) During your Main Phase: You can destroy this card, and if you do, add 1 Pendulum Monster with 1500 or less ATK from your Deck to your hand, also, for the rest of this turn, unless you Pendulum Summon after this effect resolves, you cannot activate monster effects on the field
