While there are a few creatures in the 99 that can help mitigate this problem, Id definitely recommend adding a few cards to help make sure that damage gets through during combat
In the later parts of games, when you have enough lands or if you are just flooding, these become spells you can cast and are not just dead in your hand
Standard is also the Top 8 format on Sunday
Then flash this back for another one for two more mana, get it and run it all up and down the block
Unfortunately, there is one hole in this grand scheme: we already have something that does what Repurposing Bay does in Pioneer, Modern and Legacy: Oswald Fiddlebender
2nd edition Pokemon cards can be very valuable, though they arent worth as much as their 1st edition counterparts