For example, "Restoring The Heart" heals 3 damage from a character or location and allows players to draw a card, combining common Amber and Sapphire card abilities
Its effectiveness in life gain decks (the fifth most popular theme on EDHREC), and its ability to completely end a game in something like a token or Soldiers deck, are why I ranked The Wind CrystalThe Wind Crystal so high
But for now, we can look at them as cards, and they are statistically stronger than non-Illusion cards
Once you reach the phase of the game where you can afford to do multiple things per turn, you need card draw to ensure you keep having things to do (Circle of Power, Fight On!, Travel the Overworld) or at least cards which can be used multiple times (flashback spells, Ring of the Lucii, Shambling Cieth, Relentless X-ATM092)
Cerberus: Clearly aimed at URx style decks, as big spells are even bigger when you copy them
13 Rafiki - Ethereal Guide Card 208/204 EN.6, Amethyst Ink Already a fun character to have in a deck, Rafiki - Ethereal Guide offers subtle features in this Enchanted artwork