(A creature with intimidate can't be blocked except by artifact creatures and/or creatures that share a color with it.) Whenever a nontoken creature is put into your graveyard from the battlefield, you may pay
Just make sure that the card you're interested in is legitimate before you buy it
At one or two lore counters, Bahamut is going to ruin an opponent's day
Its not ideal against commanders, as they can be put back to the command zone instead, but any other creature on the board should be concerned for both its safety and allegiance
That is exactly what Energy Removal, and its counterpart, Super Energy Removal, inflicts on Pokmon TCG players
theyre a fantastic way to test out new decks, share with friends, or even join a community game without breaking the bank