Sacred Knight of the East (AVL-019 R) [Attack on Velmardia]

[Harmony] (Whenever a player plays a light spell, a water spell, or a wind spell >>> Put a [+100/+100] counter on this card.) [Enter] Search your deck for a Knight card with total cost 1 or for an addition card named "Cathedral of the Holy See" and put it into the field, then shuffle your deck. Whenever one or more [+100/+100] counters are put on this card >>> You gain 200 life. This ability triggers only thrice per turn.