(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.)
When this Siege enters, put a +1/+1 counter on each creature you control.
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Ward 
(Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)
At the beginning of your end step, put a +1/+1 counter on target creature you control.
