Lich Lord of Unx and Geth, Lord of the Vault are two options that will spiral out of control in an instant, especially in tandem with Undead Alchemist
Both Commanders discard cards or care about discarding cards, which lets Bone Miser do its thing
The "Blizzara" mode is a good removal spell we see in every set, and this has the upside of being a solid bounce spell early and a more powerful removal spell late
Of course, being a 3/2 there's plenty that this dies to, and can be blocked by, but it has its own defensive mechanisms with those counters, which makes attacking a bit more palatable
There are a lot of factors to consider with when to use the cards you foretell, and often in Magic , having access to as many options as possible is one of the best spots you can be in