Tahngarth operates within the rules of Magic: the Gathering so uniquely that I was constantly finding new ways to leverage their abilities, and it was immediately clear to me that the card acted and looked uncannily like Alistar from League of Legends
Its GX attack, which can only be used once per game, prevents the opponent from playing any cards from their hand at all in their next turn
It isnt reprinted enough in main sets, only once in Commander Legends as a mythic
Set: Terastal Fest ex
However, if you do choose a target, and that target is illegal at the time the spell tries to resolve, the spell won't resolve and none of its effects will happen
Its value is driven by low print runs, high collector demand, and the enduring popularity of the Eevee evolution line