Mikaela, the Prolific

You may spend mana as though it were mana of any color.
{2}: Choose vigilance, trample, deathtouch, haste, menace, or reach. Target creature gains that ability for as long as you control Mikaela, the Prolific.
Whenever you cast a spell, you may shuffle your library, then exile the top card. If you do and the exiled card is a permanent, target permanent you control gains all abilities of that card.