Radiant Dragoner, Jackknife "Sol Aster"

■ [Call Cost] [Put this card on top of up to one monster with "Jackknife" in its card name on your field & Pay 1 gauge]

■ If this card is on the left or right, damage dealt to you by attacks are reduced by 2!

■ Souls in this card cannot be put to the drop zone, and abilities of all cards and souls on your field cannot be nullified, by your opponent's card effects.

■ Soulguard