Neptune, CPU of Planeptune

Indestructible, Double Strike, Trample, Hexproof
{1}{r}{u}: Half Neptune, CPU of Planeptune's
power and toughness, rounded down. Triple
it instead if Neptune, CPU of Planeptune is
declared a blocker instead of an attacker.
If Neptune, CPU of Planeptune is removed
from the battlefield by any means, deal 20
damage to any target and transform this
card.