Your search for "Throne of Bone 322" revealed the following:
Steelbane Hydra (ELD) from Throne of Eldraine, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Nicholas Gregory Card Text:Steelbane Hydra enters the battlefield with X +1/+1 counters on it.2G, Remove a +1/+1 counter from Steelbane Hydra: Destroy target...