Teferi, Time Raveler is the same way, as his passive power prevents players from casting instant-speed spells the moment he touches the table, preventing counterplay at a very early turn: as early as turn two if you can get some quick one-cost mana ramp out turn one
A color pair whose power rests in exploiting basic game actions to their fullest creates plenty of cards that generate more value than other decks can keep up with
Where Tron is looking to play the right three lands, Valakut decks seek to play five Mountains and a Valakut to turn every subsequent land drop into a Lightning Bolt
Zellix, Sanity Flayer joins Background enchantment Haunted One to command this Horror deck based around milling opponents and generating Horror creature tokens
Mikaeus, the Unhallowed Part of the famous Mike and Trike combo with Triskelion, Mikaeus is another card you dont need to go infinite with to get some pretty extreme value from
This system (nor really any system) cannot stop bad actors