The Metamorph's Powerwell

{t}: Add {3} to your mana pool. The Metamorph's Powerwell doesn't untap during your next untap step.
The Metamorph was obsessed with amassing as much power as he could. He spent decades creating prototypes for his final plan. He took all his perfected devices along with him when he left Tomra, but his lesser creations remained, fueling empires for millennia.