Mutual. No one knows the purpose of this Ancient Tower, but opposing clerics and wizards are afraid of it and don't go near it.
Copyrights:
Art by: Edgaras Guršnys
Mutual - For magical items: card can be placed in the pool separately from the champion. Any champion can take a mutual magical item before going to the upcoming battle. If defeated - discards. If victorious, placed in the pool separately from the champions. For holdings: card can be placed near the formation. Holding power works for all realms in formation.