Sigma, controller of Galaxies

Double Strike
When Sigma enters mill 3 cards you may play one of them without paying it’s mana cost.
Whenever Sigma deals combat damage target Nonland permanent gets dealt 1 damage by Sigma.
{u}{b}{1}{t}Sigma gains indestructible and becomes a defender until end of turn also put X shield counters on sigma where X is half of the damage he received this turn rounded up.
{u}{b}{b}{1}{t}Deal 2 damage to target nonland permanent tap it and put a stun counter on it.