Arserus, Knight King

(you may pay {2} rather than pay each colored mana symbol in this cards mana cost. This card’s mana
value is 10.)
First Strike
{1}{t}: Add one mana of any color.
Spells you cast have Adamant for mana of the
same color. Their Adamant effect is put a +1/+1 counter on Arserus, Knight King and
draw a card.