Tyrantha, All Seeing

{u}{r}{t}: Target player shows you their hand, pick
one creature from their hand and put it into exile
with a watched counter on it. You may cast spells in
any players exile with a watched counter on it, you
may spend mana as if it were mana of any color to
cast creatures with watched counters on them

The all seeing eye never stops looking for its next
victim
- Hebria