Free spells + Y'shtola, Night's Blessed: Spells that cost 0 mana but have a mana value of 3 or more are perfect fuel for your commander
If a player responded to the ability by removing creatures from combat, this may be different than the number of creatures that were attacking as the ability triggered
Though still a victim of the modern TCGs power creep, this is a much more capable card than the older ones on this list, with 160 HP and two decent attacks too, including one that deals 150 HP damage
Cyclonic Rift sits high on this ranking, and sees a lot more play (sometimes by an order of magnitude or more) than any card above it
It has prices for every card (sourced from TCGplayer), lets you create a wishlist, and has a trading calculator that adds your cards on one side and the other persons on the other, so you always know how much everythings worth
These special cards have elaborate art of a Pokmon in a dramatic setting and when you tap and hold on to the card, you are taken into an amazing animation sequence showing the story behind the cards artwork