Pisano, The Forever Late

Indestructible, Vigilance, Trample, Double Strike
When you cast this creature instead exile it with 6 time counters on it. If there are no time counters remaining,return this creature to the battlefield. At the beginning of your upkeep Roll a D20:
1: Add 2 time counters
2-10: Remove 1 time counter
11-19: Remove 2 time counters
20: Remove all remaining time counters and this creature gains haste until end of turn