Scrappy the Battlemech

Indestructible, Trample
{x}: attach target non-equipment artifact to
Scrappy the Battlemech where X is its converted
mana cost.
Scrappy the Battlemech gets +X/+X where X is
the total converted mana cost of artifacts attached
to this creature.
"nnnn-*beep* t-t-target i-i-den-dentified"