Oathsworn Knight *

Oathsworn Knight enters the battlefield with four +1/+1 counters on it.
Oathsworn Knight blocks each turn if able.
If Damage would be dealt to Oathsworn Knight while it has a +1/+1 counter on it, prevent that damage and remove a +1/+1 counter from it.
* Recreated this card with the help of Spice8Rack's suggestions