Lady Lavenza

Deathtouch, Ward: Exile a card from your hand
Your opponents play with their hand revealed
You may cast spells exiled with creatures called
Lady Lavenza and may use any color to cast them.
At the beginning of your upkeep, for each
opponent you may tap a creature you control.
If you do, exile a card from their hand
Whenever you counter a spell, you may pay {3}. If you do, exile a nonland permanent the spell
owner controls.
"A fair fight? Where's the fun in that?"