Infinite ETB, Infinite colorless mana, Infinite creature tokens, Infinite +1/+1 counters on a creature
Put a +1/+1 counter on a creature you control.
Animation Module triggers, causing you to pay to create a 1/1 Servo artifact creature token.
When the Servo enters the battlefield, Skyknight Squire and Mana Echoes trigger.
Resolve the Mana Echoes trigger, adding for each Servo you control.
Resolve the Skyknight Squire trigger, putting a +1/+1 counter on it.
Repeat from step 2.
Component Cards
How It Works
Put a +1/+1 counter on a creature you control.
Animation Module triggers, causing you to pay to create a 1/1 Servo artifact creature token.
When the Servo enters the battlefield, Skyknight Squire and Mana Echoes trigger.
Resolve the Mana Echoes trigger, adding for each Servo you control.
Resolve the Skyknight Squire trigger, putting a +1/+1 counter on it.
Repeat from step 2.