While it can generate a significant number of tokens if conditions are met, there may be better options available depending on the specific strategy of the deck
If you wait with this card dead in your hand or you just dont draw it until later in the game, there are other things you can spend your mana on at that point
Usually it comes down to whoever can utilize an especially potent action at the right time such as the Dragon Fire action that banishes one character on the spot to give them the momentum they need to win the game
In my own games, seeing a full suite of shocks on the table always feels satisfying
Roxi's enters-the-battlefield ability allows you to put two art stickers on a single permanent you own or one art sticker on each of two permanents you own
You can use it as the usual "destroy damaged creature" card, which usually isn't good in Limited -- but you can also use it to destroy a really problematic threat and give your opponent two cards, or destroy your own creature and draw 2 cards