Budget Alternatives to Mist Dragon

Leaping Master $0.03 1R · Human Monk {2}{W}: This creature gains flying until end of turn. Cloudheath Drake $0.04 4U · Drake Flying Senate Courier $0.04 2U · Bird Flying Rakdos Pit Dragon $0.06 2RR · Dragon {R}{R}: This creature gains flying until end of turn. Roofstalker Wight $0.06 1B · Zombie {1}{U}: This creature gains flying until end of turn. Obscura Initiate $0.06 2U · Bird Citizen Flying Ribbon Snake $0.07 1UU · Snake Flying Pseudodragon Familiar $0.07 2U · Dragon Flying Steeple Creeper $0.09 2G · Frog Snake {3}{U}: This creature gains flying until end of turn. Merrow Wavebreakers $0.11 4U · Merfolk Soldier {1}{U}, {Q}: This creature gains flying until end of turn. Kor Sky Climber $0.13 2W · Kor Soldier Ally {1}{W}: This creature gains flying until end of turn. Blink Dog $0.15 2W · Dog Double strike Swooping Talon $0.16 4WW · Bird Soldier Flying Frost Raptor $0.17 2U · Bird Flying Cobalt Golem $0.21 4 · Golem {1}{U}: This creature gains flying until end of turn. Tidal Courier $0.22 3U · Merfolk When this creature enters, reveal the top four cards of your library. Rappelling Scouts $0.33 2WW · Human Rebel Scout Flying Rainbow Efreet $0.81 3U · Efreet Flying Canopy Dragon $1.02 4GG · Dragon Trample