The Wild Queen

Convoke, Cascade.
Whenever another creature you control
attacks, reveal the top card of you're libary. If
it's not a creature add {g}. You don'tloose this
mana, until the end of
you're turn. If it's a creature; choose one:
-Put the revealed crd onto the battlefield
tapped and attacking. Exile it at the
end of combat.
-Draw a card.