Soul Swap

When you cast Soul Swap, If Soul Swap wasn't
cast from your hand or/ and its mana cost wasn't
paid, you lose the game.
Swap life totals with target opponent. When you
would lose or gain life this turn, instead the
chosen opponent loses or gains that much life.
If the chosen opponent would lose or gain life
this turn, you lose or gain that much life instead.
If you would lose the game this turn, instead the
chosen opponent loses the game.