This artifact enters with three arrowhead counters on it.
At the beginning of your upkeep, if there are no arrowhead counters on this artifact, sacrifice it.
, Remove an arrowhead counter from this artifact: Put a -1/-1 counter on target creature.
This creature enters with two +1/+1 counters on it.
, Remove a +1/+1 counter from this creature: Target player searches their library for a basic land card, puts it onto the battlefield tapped, then shuffles.