It's also very strong with looters like Merfolk Looter that tap to draw a card and then discard said card
Furthermore, the recent controversial Commander bans for cards like Dockside Extortionist may have made players take a nervous look at the other expensive cards in their collection and start cashing in
Because of this, cards that directly facilitate controlling the field including board wipes like Toxic Deluge, Supreme Verdict, and even Cyclonic Rift are must-haves for most of the decks
That's just awesome possum and doesn't even need a Dragon brew to make it work, just a Dragon Commander
You don't need to put cards in the bin or have them in hand, you just get one free in your upkeep
That makes the halfling a premium 1-drop dork that keeps your best plays safe from countermagic, which can cripple an entire control deck's gameplan against you