Since Artifact Typal decks are typically blue-aligned, there could be a lot of interesting support here
Play Other Cards for Free and Cost Reducers Two more related categories that are not included here are cards that play other cards for free, cheat things into play, and cost reducers, some of which can combine to make cards free, but that's not the focus here
In Ravnica Remastered, however, the serialized cards are actually slightly more common, being found in 1% of Collector Boosters
Lets go gambling
That sort of redundancy is great for an Elf Commander decks 99, so its not uncommon to see at least two of these cards in an Elf deck, and sometimes all three
This is the card people grab when the flagship Charizard climbs out of reach, and that secondary surge is driving its spot firmly into the hot category