Drain Power [International Collectors' Edition] San Diego Comic-Con 2016 or it will not come

or it will not come

At the beginning of combat on your turn

Volrath's Shapeshifter has the full text of that card and has the text "{2}: Discard a card

Set: Antiquities Type: Land — Urza's Tower Rarity: Uncommon {T}: Add {C}

Set: Oversize Cards Rarity: Uncommon Hurricane deals X damage to each creature with flying and each player

Drain Power [International Collectors' Edition] San Diego Comic-Con 2016 or it will not comeSet: International Collectors' Edition Type: Sorcery Rarity: Rare Cost: {U}{U} Target player activates a mana ability of each land they control. Then that player loses all unspent mana and you add the mana lost this way.