Thats a bit narrow, but as time passes we get more and more options for colored artifact creatures and Arcbound Ravager and friends show up in more and more Cubes
Rinoa without green in her color identity, or Squall without black in his color identity
So as you can imagine, regardless of which kinds of tokens you decide to include in your list, Mondrak will unquestionably turn every token-maker into a problem and every token-payoff into the kind of problem that ends with someone desperately asking the table for a board wipe
Cards like Maleficent Biding Her Time have a low cost but can grant two Lore when questing
Eventually, something will stick, and once you gain that lead on the board, the control deck might flounder without a dedicated sweeper or more counters in hand
You are often so reliant on that Ringleader or Siege-Gang resolving that waiting a turn and doing it with a Vexing Shusher is a good plan