If you control demons, they can drain your opponents each turn while giving you card advantage
It is a ladder: contest promos at the top, anniversary cards in the middle, modern AR/SAR cards for active collectors, and budget cards for entry buyers
I'll also include effects that simply put cards into your hand without literally drawing, like Stock Up or Dig Through Time
As for cards that will feed into your commander's static ability, I would recommend Burning Anger, Psychosis Crawler, Scrawling Crawler and Sheoldred, the Apocalypse
This gives us another way to play with prototypes in our graveyard while making it difficult to interact with our giant, reanimated threats
In particular, the Day 1 metagame at Worlds has very little to do with the current Standard metagame and, as a result, a couple of cards have more than doubled since yesterday