Isravi, the Unraveler

Hexproof, Prowess
Remove a +1/+1 counter from target creature
you control: Nonland spells in your hand have
flash until end of turn.
{2}{u}{u}{r}{r}: Counter target instant, sorcery, or
activated ability. Draw a card. You may play a
card of equal converted mana cost to the
countered card without paying its mana cost.