The value depends on age, rarity, condition, demand, format legality, collectability, and reprint history
The best uses are pumping Phyrexian Germ tokens on living weapon equipment like Batterskull, or looping a creature by feeding it to Mortarpod or Mask of Immolation
While likely powerful in Standard, the Stalker will truly shine in the likes of Modern, where regular Fetchland activations can guarantee he beefs up quickly, He also plays nicely with instant-speed tricks, since you can use his activated ability even if he attacked last turn: a nice tip to remember for all formats
This is probably the most subjective of all of these categories, but unlike other bonus sheets which have famous cards from Magic s distant past, Multiverse Legends justdoesnt
It creates an army of tokens to wield your equipment and then pumps your modified creatures on your end step