17 cards where the block is “chk” and the text includes “cards in hand”

Adamaro, First to Desire (Saviors of Kamigawa #91)
Akki Underling (Saviors of Kamigawa #93)
Akuta, Born of Ash (Saviors of Kamigawa #61)
Deathmask Nezumi (Saviors of Kamigawa #66)
Death of a Thousand Stings (Saviors of Kamigawa #64)
Descendant of Kiyomaro (Saviors of Kamigawa #7)
Ebony Owl Netsuke (Saviors of Kamigawa #154)
Exile into Darkness (Saviors of Kamigawa #67)
Ivory Crane Netsuke (Saviors of Kamigawa #155)
Jushi Apprentice // Tomoya the Revealer (Champions of Kamigawa #70)
Kitsune Bonesetter (Saviors of Kamigawa #15)
Kiyomaro, First to Stand (Saviors of Kamigawa #18)
Nezumi Shortfang // Stabwhisker the Odious (Champions of Kamigawa #131)
Okina Nightwatch (Saviors of Kamigawa #140)
Scroll of Origins (Saviors of Kamigawa #159)
Secretkeeper (Saviors of Kamigawa #54)
Sokenzan Renegade (Saviors of Kamigawa #114)

This search is finished. Now the real work can begin.