Arryn, Water Mage

When Arryn, Water Mage enters the battlefield chose one and tap Arryn, Water mage and he doesn't untap
• untap all of your lands
• untap all of your creatures
• untap all of your artifacts
{3}{u}{u} Untap Arryn, Water Mage
{2}{p/u}{p/u}{t} Tap two target permanents. They don't untap during that player next untap stage and Arryn, Water Mage doesn't untap your next upkeep stage