pokemon cards bulbasaur - 166/165 [SV2a not actual card. Pokemon Bulbasaur 001/034 Holo Pokemon

While keeping your multicolored card count relatively high will make your Niv-Mizzet draw more cards on average, it may very well make the rest of your deck weaker

They block with the 7/7 [c]Demon of Loathing[/c]

Presale prices of Ral Zarek, Guest Lecturer are all over the place, ranging from $12 to north of $20

There are very few cards that do that

Based on the latest market prices tracked on TCG Stacked, Poliwrath is worth about $9.86 USD

You can punish players by stacking ETB damage abilities like Warstorm Surge or Pandemonium, or you can get creative with Confusion in the Ranks and continuously exchange Norin for some of your opponents permanents