Since it is a monster, even if there is a turn lag, it will be 6 cards together with Simocchi, so you can use it consistently
These single-colored decks are simpler and more focused strategically, giving you a clear impression of what that color does
With Oskar you can either force everyone to discard cards while being able to play your discarded cards, or you can benefit twice from loot and wheel effects
Otherwise, I'd recommend investing in a full playset of Spara's Headquarters and add Crucible of Worlds to the sideboard
The best humans to flip into are Flight of the Equenauts, Victorys Envoy, Syr Alin, the Lions Claw, and Bounty Agent
Brave Little Tailor is a Ruby ink classification, and Mickey is a Dreamborn Hero