Budget Alternatives to Koma, Cosmos Serpent

Prosperity Tycoon $0.05 3W · Human Noble When this creature enters, create a 1/1 red Mercenary creature token with "{T}: Target creature y... Pallid Mycoderm $0.06 3W · Fungus At the beginning of your upkeep, put a spore counter on this creature. Phyrexian Warhorse $0.10 3B · Phyrexian Horse Kicker {W} Balloon Stand $0.17 Attraction Visit — Choose one. Gluttonous Troll $0.18 2BG · Troll Trample Thallid Germinator $0.19 2G · Fungus At the beginning of your upkeep, put a spore counter on this creature. Deathspore Thallid $0.20 1B · Zombie Fungus At the beginning of your upkeep, put a spore counter on this creature. Thalia's Geistcaller $0.21 2W · Human Cleric Lifelink Breya's Apprentice $0.27 2R · Human Artificer When this creature enters, create a 1/1 colorless Thopter artifact creature token with flying. Old Flitterfang $0.28 4B · Rat Faerie Flying Gwaihir, Greatest of the Eagles $0.39 4W · Bird Noble Flying Spirit Bonds $0.45 1W · Enchantment Whenever a nontoken creature you control enters, you may pay {W}. Prossh, Skyraider of Kher $0.50 3BRG · Dragon When you cast this spell, create X 0/1 red Kobold creature tokens named Kobolds of Kher Keep, whe... Koma, World-Eater $0.56 3GGUU · Serpent This spell can't be countered. Basri Ket $1.13 1WW · Basri +1: Put a +1/+1 counter on up to one target creature. Nemata, Grove Guardian $1.16 4GG · Treefolk {2}{G}: Create a 1/1 green Saproling creature token.