mtg cards like doubling season [Battlebond] it puts twice that many of those counters on that permanent instead The 34 Best Counter Doublers

The bundle looks the most like a Pokemon Elite Trainer Box, so I opened that first

Start Your Journey SKHM Card (You can use this card to represent a double-faced card.) Card Details Set Kaldheim Substitute Cards (SKHM) Rarity common Artist Daniel Ljunggren Collector # 2 Purchase Links TCGPlayer Cardmarket Cardhoarder Other Printings Kaldheim Substitute Cards Strixhaven: School of Mages Substitute Cards Innistrad: Midnight Hunt Substitute Cards Innistrad: Crimson Vow Substitute Cards Innistrad: Crimson Vow Substitute Cards Kamigawa: Neon Dynasty Substitute Cards Kaldheim Substitute Cards Zendikar Rising Substitute Cards Kaldheim Substitute Cards Kamigawa: Neon Dynasty Substitute Cards Innistrad: Crimson Vow Substitute Cards Strixhaven: School of Mages Substitute Cards Kamigawa: Neon Dynasty Substitute Cards Strixhaven: School of Mages Substitute Cards Kamigawa: Neon Dynasty Substitute Cards Kaldheim Substitute Cards Innistrad: Midnight Hunt Substitute Cards Innistrad: Crimson Vow Substitute Cards Zendikar Rising Substitute Cards Zendikar Rising Substitute Cards Kaldheim Substitute Cards Zendikar Rising Substitute Cards Kamigawa: Neon Dynasty Substitute Cards Innistrad: Midnight Hunt Substitute Cards Strixhaven: School of Mages Substitute Cards Zendikar Rising Substitute Cards Kaldheim Substitute Cards March of the Machine Substitute Cards Kaldheim Substitute Cards Zendikar Rising Substitute Cards Innistrad: Midnight Hunt Substitute Cards Strixhaven: School of Mages Substitute Cards Innistrad: Crimson Vow Substitute Cards Innistrad: Crimson Vow Substitute Cards Innistrad: Midnight Hunt Substitute Cards Kamigawa: Neon Dynasty Substitute Cards Innistrad: Crimson Vow Substitute Cards Strixhaven: School of Mages Substitute Cards Kamigawa: Neon Dynasty Substitute Cards Innistrad: Crimson Vow Substitute Cards Zendikar Rising Substitute Cards Zendikar Rising Substitute Cards Strixhaven: School of Mages Substitute Cards Strixhaven: School of Mages Substitute Cards Kaldheim Substitute Cards Innistrad: Midnight Hunt Substitute Cards Strixhaven: School of Mages Substitute Cards The Lost Caverns of Ixalan Substitute Cards Innistrad: Midnight Hunt Substitute Cards Innistrad: Midnight Hunt Substitute Cards Kamigawa: Neon Dynasty Substitute Cards Innistrad: Crimson Vow Substitute Cards Modern Horizons 3 Substitute Cards Kamigawa: Neon Dynasty Substitute Cards Innistrad: Midnight Hunt Substitute Cards Zendikar Rising Substitute Cards The Brothers' War Substitute Cards Ready to Level Up Your MTG Experience

Commander is a different ballpark in this sense

As such, assuming the goal is to remain Skeleton Tribal, most of the upgrades would happen around the edges, like adding a copy or two of Soul Shatter to the sideboard

After some time settling in, this legendary artifact has found some places it belongs