Mass removal is usually temporary or conditional in blue
Without Obeka, that could be quite challenging
Pioneer, in particular, looks like fertile grounds for its specific brand of demonic goodness
Your opponent might have a creature removal spell or two they've been holding waiting for a target, or they might draw one, but one removal spell isn't getting it done
Due to its menace, its hard to block in the early game, and early drops that might normally keep back an early beaterlike Fog Bank, Typhoid Rats, Wall of Blossoms, or one of my favs, Black Catare going to have some serious difficultly stopping your Prodder until they have two creatures online
I could easily see this card staying at around this value for a while given the time-tested nature of cards with similar effects