+reverse (5)
The next time a source of your choice would deal damage to you this turn, prevent that damage. You gain life equal to the damage prevented this way.
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for .)
Draw three cards.
You gain X life, where X is twice the damage dealt to you so far this turn by artifacts.
Choose one —
• Counter all other spells.
• Switch each creature's power and toughness until end of turn.
• Creatures can't be blocked this turn.
Redistribute any number of players' life totals. (Each of those players gets one life total back.)
Gatherer works better in the Companion app!