Anna, Devonia's Lifecrafter

Trample, ingenious ({1}, Tap an artifact you control: You gain 1 life. Activate this ability only once per turn.)
When Anna, Devonia's Lifecrafter enters the battlefield, create 5 1/1 colorless Servo artifact tokens.
Anna gets +1/+1 for each artifact you control.
{u}{r},{t}: Create a X/X colorless Servo artifact token, where X is the number of artifacts you control.