Here are some good Nethroi targets that have low power but make tokens or have good effects when they enter: Biogenic Ooze Blade Splicer Master Splicer Maul Splicer Sensor Splicer Noosegraf Mob Chittering Witch Creakwood Liege Akroan Horse Pentavus Deep Forest Hermit Deranged Hermit Nut Collector Duplicant Geist-Honored Monk Ghave, Guru of Spores God-Eternal Oketra Hornet Queen Izoni, Thousand-Eyed Tendershoot Dryad Trostani Discordant Trostani's Summoner Most of the above cards create creature tokens, so you'll probably want the usual: Doubling Season, Anointed Procession, Parallel Lives if you include a lot of them
The data shows that lots of people play Standard, especially on MTG Arena, so it comes around to one of the more common answers for too many questions, money: It costs too much to play Standard in paper
As a Pichu collector I spend significantly more of my time searching for Pichu than any other card and because of this Im currently aware of more unlimited E Series 1 Pichu cards than any other card
You want an easier-to-resell format
This is where you add more cards to your inkwell than normal, letting you play higher-ink-cost cards earlier
the sacrificed creatures will hit the grave before the graveyard is exiled