Energy Energy determines which cards you can play
Ill give 2019 Kristen credit for one thing, though, and thats her being ahead of the curve on identifying that its more correct for aggressive decks to ramp by attacking than by playing mana rocks
A Brief History of the Archetype First and foremost, some background: Polymorph, from which half of these strategies derive their name, was first printed in 1996's Mirage, and allowed savvy deckbuilders to swap between creatures in a semi-random manner, by pivoting between what existed on your battlefield, and what creature(s) lurked near the top of your library
Although that is the kind of mode you want on these cards it is so specific and situational that it feels like a massive rip off on the few occasions it has been used
These purr-fect pals can be played in a range of MTG formats, but all of them will slot nicely into an MTG Commander deck
Whenever Drana deals combat damage to a player, you get to put a +1/+1 on every attacking Creature you control