[x] Singleton, gates are the exception.
[x] Hybrid-mana, tricolor decks welcomed.
[x] Ravnica guilds, clear synergy via signpost cards.
[x] Watermarked cards, equal representation across guilds.

Azorius -> Control (detain+flyers)
Dimir -> Control (surveil+Flyers)
Rakdos -> Aggro (unleash+spectacle)
Gruul -> Midrange (riot)
Selesnya -> Combo (tokens+populate)
Orzhov -> Combo (afterlife+aristocrats)
Izzet -> Combo (spells+spellmatters)
Golgari -> Midrange (undergrowth)
Boros -> Aggro (battalion+mentor)
Simic -> Midrange (evolve+adapt)