The Top-Most Card has its Might modulated by the Might Bonus of all cards Attached to it.
§ 434.1.d Core Rules PDF (officieel)
§ 434 Attach
§ 434.1 Attaching is the act of linking two cards on the board together to combine their effects in some way. This causes one or more cards to become Attached and at least one card to become a Top-Most Card. See rule 716. Attachment for more information.
