Artifact Creature — Robot
Securitron Squadron
Squad {3} (As an additional cost to cast this spell, you may pay {3} any number of times. When this creature enters, create that many tokens that are copies of it.) Vigilance Whenever a creature token you control enters, put a +1/+1 counter on it.
From Magic: The Gathering.
Exact printings
Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6o91c85umppb1hu8ruc2od.