THE TRILOGY MULTI PLAYER FORMAT:

Deck Size: 60 Cards minimum, 4 copies of any one card in deck and sideboard combined, excluding basic lands and relentless rats, and restricted cards as listed below.
Card Pool: all sets allowed in Vintage format are allowed. Players using 250-card Highlander Prismatic decks may use one unglued/unhinged card per deck.

The following cards are limited to 2 per deck and sideboard combined:

Balance
Dark Ritual
Demonic Tutor
Fastbond
Frantic Search
Haunting Echoes
Lotus Petal
Memory Jar
Mind Twist
Mystical Tutor
Snap
Sol Ring
Tinker
Traumatize