Pumpkaboo is an outlier in the Trick or Trade BOOster Bundle
Pokmon Card Resistance Resistance is a damage subtractor
This means that when they deal combat damage to a player if they aren't renowned, you put a +1/+1 counter on them, and they become renowned
It wont leave a hole in your wallet, though
So if you can keep your commander in play you get benefits from your backgrounds, plus the powerful effects from cards like Skyhunter Strike Force for a massive melee, Tyrant's Familiar to burn off creatures, and Thunderfoot Baloth to finish opponents with a permanent, only slightly smaller Overrun
Will the likes of South Pole Voyager, Earthen Ally, Suki, Courageous Rescuer, and Momo, Friendly Flier be enough to make an Ally Tribal deck competitive in Modern