SAO Enhancement Summon

General Information

 * Duration: 11/? (?) 8:00 - 11/? (?) 07:59 PST
 * 5 Hero Stones for 1 Roll
 * 1st roll guarantees a 4-star unit or higher
 * 50 Hero Stones for 10 Rolls
 * Guaranteed at least one 4-star+ unit