The very first modal spell in all of Magic was Healing Salve, which either gained three life or prevented the next three damage from a source
A Girl and Her Dogs (playtest) Alpine Watchdog Ancestral Hot Dog Minotaur Blink Dog Deer-Dog Dog Umbra Dog Walker Dogged Detective Dogged Hunter Dogged Pursuit Dogmeat, Ever Loyal Dogpile Dogsnail Engine Faithful Watchdog Greater Mossdog Guard Dogs Hollow Dogs Hot Dog Cart Karlov Watchdog Long-Bodied Grey Dog Lucky the Pizza Dog Mad Dog Moon-Eating Dog Mortis Dogs Mossdog Mushroom Watchdogs Plague Dogs Prairie Dog Release the Dogs Resolute Watchdog Ruff, Underdog Champ (playtest) Sophia, Dogged Detective Tenacious Underdog Thrashing Mossdog Three Dog, Galaxy News DJ Underfoot Underdogs Wary Watchdog Watchdog Wild Dogs Zodiac Dog
Ertha Jo, Frontier Mentor Ertha Jo, Frontier Mentor shines in decks that love pumping creatures and getting value out of ability activations
Mentor of the Meek is great for refueling on cards without straying from the original strategy of playing lots of small creatures
It can either generate mana, draw cards, or grow Baylen massively with counters
Cost reduction isnt usually the best Limited ability, but reducing legendaries by 2 mana is a big enough reduction that Im interested