Agent Zero

Doublestrike
Every time Agent Zero takes damage, he gains one Absorb Counter.
Every time Agent Zero deals damage, he gains one Trick Counter.
{2}{u}: Sacrifice all Absorb Counters, Agent Zero
gains one +1/+0 counter for each Absorb Counter
{2}{b}: Sacrifice all Trick Counters, Target creature gains one -0/-1 counter for each Trick Counter.