Energy Storm {1}{W}
Enchantment
Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
Prevent all damage that would be dealt by instant and sorcery spells.
Creatures with flying don't untap during their controllers' untap steps.
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Cards that do something similar expected a card that isn't here?
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Blizzard 100%
$0.88#28057
"Creatures with flying don't untap during their controllers' untap steps."
+1 more matching line
Dazzling Theater // Prop Room 83%
$0.78#1835
"Untap each creature you control during each other player's untap step."
Overmaster 82%
$2.99#3095
"The next instant or sorcery spell you cast this turn can't be countered."
An-Zerrin Ruins 81%
#21384
"Creatures of the chosen type don't untap during their controllers' untap steps."
Arena of the Ancients 81%
#18622
"Legendary creatures don't untap during their controllers' untap steps."
Finest Hour 80%
$1.17#8384
"Whenever a creature you control attacks alone, if it's the first combat phase of the turn, untap that creature. After this phase, there is an additional combat phase."
Tadeas, Juniper Ascendant 80%
$1.15#12242
"Whenever a creature you control with reach attacks, untap it and it can't be blocked by creatures with greater power this combat."