Winding Constrictor [Mystery Booster] Zombie God it enters the battlefield as

it enters the battlefield as a copy of one of those cards with a number of additional +1/+1 counters on it equal to the power of the other card

Lightning Serpent enters the battlefield with X +1/+0 counters on it

When Kor Aeronaut enters the battlefield

return Viashino Sandswimmer to its owner's hand

Winding Constrictor [Mystery Booster] Zombie God it enters the battlefield asSet: Mystery Booster Type: Creature Snake Rarity: Uncommon Cost: {B}{G} If one or more counters would be put on an artifact or creature you control, that many plus one of each of those kinds of counters are put on that permanent instead. If you would get one or more counters, you get that many plus one of each of those kinds of counters instead.