46 cards where the power = 1 and the toughness = 5

A-Master of Winds (ZNR)
Ancestor's Prophet (ONS)
Ancient Crab (AKH)
Bird Admirer // Wing Shredder (MID)
Bird Admirer // Wing Shredder (MID)
Canal Dredger (CNS)
Caravan Hurda (ZEN)
Catapult Fodder // Catapult Captain (VOW)
Catapult Fodder // Catapult Captain (VOW)
Charity Extractor (WAR)
Coastline Chimera (THS)
Dancing Scimitar (9ED)
Dream Prowler (TPR)
Dream Stalker (TSR)
Dromad Purebred (RAV)
Fluxcharger (DGM)
Foreboding Statue // Forsaken Thresher (VOW)
Foreboding Statue // Forsaken Thresher (VOW)
Gloom Pangolin (IKO)
Grizzled Leotau (ARB)
Hanweir Watchkeep // Bane of Hanweir (ISD)
Hanweir Watchkeep // Bane of Hanweir (ISD)
Imperial Outrider (M20)
Jelenn Sphinx (BBD)
Lambholt Elder // Silverpelt Werewolf (DKA)
Lambholt Elder // Silverpelt Werewolf (DKA)
Loxodon Wayfarer (SOM)
Mistford River Turtle (ELD)
Murmuring Mystic (C20)
Necrogen Rotpriest (ONE)
Oracle's Attendants (9ED)
Phantasmal Fiend (ME2)
Pillardrop Warden (STX)
Pramikon, Sky Rampart (C19)
Rhox Faithmender (JMP)
Runo Stromkirk // Krothuss, Lord of the Deep (VOW)
Runo Stromkirk // Krothuss, Lord of the Deep (VOW)
Sage-Eye Harrier (KTK)
Scalpelexis (10E)
Silent Arbiter (C20)
Silent Observer (SOI)
Sporecap Spider (ELD)
Steam Spitter (CSP)
Tangle Angler (SOM)
The Peregrine Dynamo (DMC)
Tomorrow, Azami's Familiar (BOK)
Tormented Angel (UDS)
Urza's Engine (ALL)
Vicious Battlerager (CLB)
Wall of Air (10E)
Wall of Light (ME3)
Wall of Wonder (7ED)

Their mind whirled with grand plans, never thinking of what might happen if they got to the end of the list.