Rubicon Arachnid

Vigilance, Toxic Bite (If this creature deals
combat damage to another creature, that creature
is stunned.
Void Acid Spit {2}{b}{t}: Target creature loses all
traits until its owners next upkeep and takes
4 damage. If that creatures tughness is one, that creature is exiled instead. Use once per turn.
A crawling sniper that can burn a hole through your
body, that is much bigger than your body.