RED Ancestral Anger A red instant 1-drop that targets a creature and draws a card
Admittedly, the use cases for all of these cards are fairly niche, but thats hardly a sound reason to keep them on the Reserved List
Pest Control is a board wipe with loads of good targets it can hit, and a spell that hoses token strategies so hard that it may put an end to one of the current best MTG Arena decks, Boros Convoke
Does the Peloponnesian War mean nothing to popular history
You can pull off those counters for three cards, and if you managed to give it another counter, then you can keep it around (although I think it's better when you kill it)
In Ikoria Limited, the larger a creature is, the better it will be at survival, so given that green tends to have the largest creatures, green is a great color to be running if you can help it