Soulbond is a very odd mechanic, and one that hasn't been returned to much since it was first printed in the original Innistrad block, but Deadeye Navigator is probably the most iconic of the cards with the mechanic due to the ability to go infinite with some pretty innocent looking cards (plus Dockside Extortionist, but we dont need to worry about that one in Commander anymore!)
To accurately assess a cards value, its crucial to consider factors like the Pokmon cards rarity, condition, and edition stamp instead of relying solely on its holo status
(Targeting opponents, anything they control, and/or cards in their graveyards is a crime.) Sacrifice three Treasures: Create a 4/4 red Scorpion Dragon creature token with flying and haste
This lets you attach up to two Fire energy cards from your hand to a benched Ethans Pokmon once per turn
I also included a few other PT recorded decks that were in the TCGPlayer database in the analysis that did fairly well at the tournament to see where they landed on budget
At four mana we have Bloodbraid Elf