Harold and Bob, First Numens is a rare Legendary Creature — Treefolk Mutant card from Fallout (PIP), collector number 78. Current market price: $0.34 (foil $0.50), TCGplayer market prices via Scryfall.
Reach, vigilance When Harold and Bob dies, if it was a creature, return it to the battlefield. It's an Aura enchantment with enchant Forest you control and "Enchanted Forest has '{T}: Add three mana of any one color. You get two rad counters.'" Harold and Bob loses all other abilities.