Weird magic the gathering combos.
The first combo is wrong. It will die after the first four damage is dealt to it. However making the swine indestructible with a “That which was taken” will make it work. The reason I thought it would work is because I thought that while damage was assigned to the creature it triggered the ability before any loss of life took place. (I was told this by a person whom I trusted was right on this mat…
