This deck played around 20 enchantments to get triggers off his cast ability to make his legendary fun, like Rhystic Study and Sylvan Library, around 15 Frogs and changelings to use his ability on like Yargle, Glutton of Urborg and The Gitrog Monster and then some Voltron-ish and unblockable elements to get some punches in like Archetype of Imagination and Whispersilk Cloak
For only , you get a 3/5 Bird that can rifle through your library at a rapid pace, so long as youre attacking with a flock of Birds every turn (a Flock of Seagulls, perhaps)
Powerful token generation fueled by full graveyards makes The Scarab God a no-brainer for mill decks, but the tokens themselves frequently win games on their own merits
They're rarely valuable, but in terms of collectibility, they're a fantastic card to have in your collection
You can't choose the 3-mana mode, but since it's mostly 3-4 mana, it's mutually compatible with the other one