pikachu old pokemon card 58/102 NM Near Mint Yellow Cheeks Base Set NM 1999 Preserved in a tamper rare old pikachu card Pokemon

It requires a tapped creature in play, its a sorcery-only activation, and it costs mana to use, but the ability is all upside on a Seaside Citadel, and huge upside at that

Overall, its still an odd mechanic, and each one being an artifact doesnt really feel right from a thematic standpoint

If you are looking to invest, Full Art Trainers are a good bet

Partner is a keyword that was introduced in Commander 2016 that allows you to have two commanders if they both have the keyword

Being able to put any artifact in the graveyard from your deck simply for having this card enter the battlefield is an incredible setup for reanimation effects like Trash for Treasure, Daretti, Scrap Savant, and Goblin Welder, allowing you to trade something like a mana rock for a powerhouse like Darksteel Forge with ease