23 cards where (the card types include “dwarf” or the text includes “changeling”) and the block is “kld” and the cards have a new frame

Aerial Responder (Kaladesh #2)
Aethergeode Miner (Aether Revolt #4)
Aether Inspector (Aether Revolt #3)
Airdrop Aeronauts (Aether Revolt #5)
Audacious Infiltrator (Aether Revolt #7)
Aviary Mechanic (Kaladesh #6)
Bastion Enforcer (Aether Revolt #8)
Consul's Shieldguard (Kaladesh #11)
Countless Gears Renegade (Aether Revolt #13)
Deadeye Harpooner (Aether Revolt #15)
Depala, Pilot Exemplar (Kaladesh #178)
Fairgrounds Warden (Kaladesh #13)
Gearshift Ace (Kaladesh #16)
Glint-Sleeve Artisan (Kaladesh #17)
Master Trinketeer (Kaladesh #21)
Ninth Bridge Patrol (Kaladesh #22)
Renegade Wheelsmith (Aether Revolt #134)
Restoration Specialist (Aether Revolt #21)
Solemn Recruit (Aether Revolt #22)
Sram, Senior Edificer (Aether Revolt #23)
Toolcraft Exemplar (Kaladesh #32)
Veteran Motorist (Kaladesh #188)
Visionary Augmenter (Kaladesh #34)

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