Budget Alternatives to Slippery Bogbonder

Ornery Kudu $0.04 2G · Antelope When this creature enters, put a -1/-1 counter on target creature you control. Dueling Coach $0.06 3W · Human Monk When this creature enters, put a +1/+1 counter on target creature. Sage of the Fang $0.07 2G · Human Druid When this creature enters, put a +1/+1 counter on target creature. Peema Aether-Seer $0.08 3G · Elf Druid When this creature enters, you get an amount of {E} equal to the greatest power among creatures ... Jade Guardian $0.08 3G · Merfolk Shaman Hexproof Drix Fatemaker $0.09 3G · Drix Wizard When this creature enters, put a +1/+1 counter on target creature. Crocodile of the Crossing $0.09 3G · Crocodile Haste Jukai Preserver $0.10 3G · Human Druid When this creature enters, put a +1/+1 counter on target creature you control. Aetherborn Marauder $0.10 3B · Aetherborn Rogue Flying, lifelink Rayblade Trooper $0.11 2W · Human Soldier When this creature enters, put a +1/+1 counter on target creature you control. Cytoplast Root-Kin $0.19 2GG · Elemental Mutant Graft 4 Fire Nation Salvagers $0.24 3BB · Human Soldier Menace Duskshell Crawler $0.24 1G · Insect When this creature enters, put a +1/+1 counter on target creature. Channeler Initiate $0.25 1G · Human Druid When this creature enters, put three -1/-1 counters on target creature you control. Scuttling Sentinel $0.27 1G/UG/U · Crab Elf Flash Oran-Rief Ooze $0.27 2G · Ooze When this creature enters, put a +1/+1 counter on target creature you control. Galloping Lizrog $0.31 3GU · Frog Lizard Trample Kujar Seedsculptor $0.31 1G · Elf Druid When this creature enters, put a +1/+1 counter on target creature you control. Pridemalkin $0.68 2G · Cat When this creature enters, put a +1/+1 counter on target creature you control.