Radiant Ideals

This permanent enters the battlefield with x oath counters on it
Each mana ability on here costs x less, where x is the amount of oath counters on this
{8}1st Ideal - all Radiant cards gain +1/+0
{6}2nd Ideal - all Radiants gain deathtouch
{10} 3rd Ideal - all Radiants gain +0/+7