Merrow Archer

Merrow Archer has first strike and reach as long
as it has a +1/+1 counter on it.
Whenever a land enters the battlefield under
your control, put a +1/+1 counter on Merrow
Archer.
Remove a +1/+1 counter from Merrow Archer:
Tap Merrow Archer and choose one —
• Put an Arrow counter on target creature.
• Deal 1 damage to target creature.