Darksteel Splicer 13/444 (Commander: March of the Machine)

Whenever this creature or another nontoken Phyrexian you control enters, create X 3/3 colorless Phyrexian Golem artifact creature tokens, where X is the number of opponents you have. Golems you control have indestructible.

NM - $4.50
LP - $3.50
MP - $3.00
HP - $2.00
DMG - $1.50