10 cards where the illustration contains “handshake”

Armistice (Mercadian Masques #3)
Bad Deal (Core Set 2021 #89)
Blood Oath (Mercadian Masques #177)
Cut a Deal (Commander Legends: Battle for Baldur's Gate #14)
Heroes' Reunion (Return to Ravnica #168)
Heroes' Reunion (Invasion #250)
Pact of the Serpent (Kaldheim Commander #9)
Swords to Plowshares (Doctor Who #212)
Truce (Fifth Edition #65)
Venom Connoisseur (Streets of New Capenna #161)

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