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.
Energy Storm has 2 listed printings; the most valuable is the 1996 Eric Tam · from ICE · Sideboard printing from PTC at US$3.11 on TCGplayer's market price. Prices below are the cheapest in-stock listing in the United States.
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