General Grievous, Droid Lord

Double strike, hexproof

Artifact creatures you control get +1/+1 and have
menace.

{2}: Create a 1/1 colorless Robot creature token named Battle Droid.
{4}: Create a 3/2 colorless Robot creature token with intimidate named Super Battle Droid.
{6}: Create a 4/4 colorless Robot creature token with intimidate and myriad named MagnaGuard.