Choose one —
• Counter target spell if it’s red.
• Destroy target permanent if it’s red.
"Heed the lessons of our time: the forms of water may move the land itself and hold captive the fires within."
—Gustha Ebbasdotter, Kjeldoran royal mage
Hydroblast can target any spell or permanent, not just a red one. It checks the color of the target only on resolution.
04-10-2004
wotc
The decision to counter a spell or destroy a permanent is a decision made on announcement before the target is selected. If the spell is redirected, this mode can't be changed, so only targets of the selected type are valid.
Random a card of Magic: The Gathering (MTG), but you can also roll the D20 dice, random a Planeswalker, have fun with the random rules and more.