This month, for the first time in 686 days, a bunch of MTG cards will be rotating out of Standard
The Commander decks are ready-to-play, allowing players to pick between 15 commanders - which determine the mana colours of the other 99 cards in the deck and can be cast onto the field from the Command Zone during matches
Interestingly, Dark Houndoom still takes advantage of Darkness Energy by allowing it to discard Darkness Energy (then a Special Energy type card that both increased attack damage and passively damaged the Pokmon it was attached to) in order to power up its Dark Fire attack
The cost might be steep, but you'll often be okay paying it, especially in matchups where you would take more damage if the land entered the battlefield tapped
2025-06-06 The value of X is determined only once, as you cast Lifestream's Blessing
I should know, as I have abused it myself to massive wins all up and down the years in countless formats