To continue using Khans of Tarkir as an example, each of the five clans has a signature mechanic associated with it: Abzanoutlast, Jeskaiprowess, Sultaidelve, Marduraid, Temurferocious
Toxic Deluge transforms into "Merciless Poisoning," reflecting its potent effect
Once you do, her Rock The Boat ability triggers, dealing one damage to each opposing character
Without this clarification, you could technically quest with your Support character, give its Strength to itself , then ready that character and challenge something while having double Strength
However, if you are new to the game, start with our guide on how to play Magic: The Gathering
This wants to cheat out creatures, especially its werewolf packmates