tails mtg card Magic The Gathering - Eight-and-a-Half-Tails (007/249) flip Rune MTG Secret Lair Starter Kit:

That exchange is almost always worth it if the creature being removed was about to take over the game

(8/25/2017) Effects that would replace having you gain life with some other event won't be able to be applied because it's impossible for you to gain life

These cards allow you to get a card you own from outside the game and put it into your hand

I already built a Five Color Ape deck around Morophon, the Boundless here - Morophon's Rise of the Apes | Article by Abe Sargent (coolstuffinc.com)

I have included the one card that does not appear in Arena as a point of reference, as both the game mechanics and settings have become more complex over the years

It might be every other day, or every third day but I'm not actually counting