Shroud

{x}, {t}: Search your library for a permenant with a More Than Meets the Eye cost of X, reveal it, put it into your hand, then shuffle. Put X energon counters on Cybertron.

Remove 13 energon counters from Cybertron: Convert Cybertron.

Cybertron can be your commander.

Reach, trample, indestructible

{W}{W}{U}{U}{B}{B}{R}{R}{G}{G}, {t}: Convert Primus. Create thirteen 5/5 colourless Robot artifact creature tokens with first strike, vigilance, haste, and "When this creature leaves the battlefield, put an energon counter on a permanent you control.