Sophia, Dogged Detective is so good, but really deserves her own deck to shine
If a thrown card (or its own card sleeve) is touching another card's sleeve, it is considered touching that card
Kumenas Speaker is a fair bit more appealing of a one-drop Merfolk and will probably be good when there are more Merfolk
Rosebud Pokemon have many special features that make them fun and useful in games
The biggest thing to learn are which abilities you can trigger so here are a few great examples of allies with text that includes when, whenever, and at: Katara, Bending Prodigy, South Pole Voyager, Ondu Cleric, Earth Kingdom General, and Hero of Goma Fada
Razia, Boros Archangel For 8 mana, you get a 6/3 creature with a cool protective ability, flying, vigilance, and haste