Theyre much less common and significantly less supported than their +1/+1 counter equivalents, but they allow you to weaponize proliferate against your opponents creatures
You have to buy cards the same way you would IRL, but theyre much cheaper
For Invasion of Alara's triggered ability, if you exile two nonland cards with mana value 4 or less, but you don't cast one of them, the one you don't put into your hand will remain in exile
2019-10-04 In a casual game, a card you choose from outside the game comes from your personal collection
If you have the Leftovers card in your deck, this Snorlax is particularly handy to have in a match
Forwardme solves both problems by giving you a real US warehouse address and a Personal Shopper service that handles purchases on your behalf