Spoiler: SSB
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1) Cloud's Organics, teaches Blade Beam, +10 attack. 3 ranged physical AoE's, ? multiplier, non-elemental. Debuted in lost Memories. Reappeared in VoM phase 2. Will reappear in The Lone Wolf's Lament banner 2.
2) Squall's Cutting Trigger, teaches Blasting Zone, +10 attack. 4 ranged physical single-target attacks, ? multiplier, non-elemental. Debuted in Gunblade of the Sorceress. Reappeared in VoM phase 5. Will reappear in Orbfest 3 phase 3.
3) Sephiroth's Yoshiyuki, teaches Black Materia, +10 attack. 4 ranged physical single-target attacks, 7.8 multiplier, non-elemental, chance for Sap. Debuted in Blood Madness. Reappeared in Hidden Resolve. Will reappear in Orbfest 3 phase 5.
4) Rinoa's Cardinal, teaches Wishing Star, +10 magic. 5 random magic single-target attacks, 15 multiplier, non-elemental. Debuted in VoM phase 1. Will reappear in Orbfest 3 phase 2, and A Meeting Beyond Time banner 2.
5) Tidus's Force Sabre, teaches Jecht Shot, +10 attack. 3 (ranged?) physical single-target attacks, 7.89 multiplier, water. Debuted in VoM phase 3. Will reappear in Orbfest 3 phase 4.
6) Tyro's Last Judgment Grimoire, teaches Last Judgment Grimoire, +10 attack. 3 (ranged?) physical AoE's, 6 multiplier, earth. Debuted in VoM phase 4.
7) Pally Cecil's Lustrous Sword, teaches Saint's Fall, +300 hp. 3 (ranged?) physical single-target attacks, 7.89 multiplier, holy. Debuted in VoM phase 5. Will reappear in Orbfest 3 phase 5.
8) Lightning's Peacemaker, teaches Crushing Blow, +10 attack. 5 (ranged?) physical AoE's, 6.5 multiplier, lightning. Debuted in Fang's Oath. Will reappear in Orbfest 3 phase 1.
Then we have 2 events with no SSB's at all.
9) Terra's Maduin's Horn, teaches Magitek Missile, +10 magic. 10 (ranged?) magical single-target attacks, 18 multiplier, non-elemental. Will debut in Forgotten Bond. Will reappear in Orbfest 3 phase 3.
10) Bartz's Excalibur, teaches ???, +10 attack. 5 (ranged?) physical single-target attacks, 7.9 multiplier, non-elemental, all allies def + 50%. Will debut in Orbfest 3 phase 1.
11) Aerith's Wizard Rod, teaches ???, +10 mind. All allies heal & Reraise (40% hp). Will debut in Orbfest 3 phase 1.
12) Lulu's Run Mog (?), teaches ???, +10 magic. 8 (ranged?) random magic single-target attacks, 17.92 multiplier, ice. Will debut in Orbfest 3 phase 2.
13) Vivi's Mace of Zeus (?), teaches ???, +10 magic. 4 (ranged?) magic AoE's, 14.24 multiplier, dark. Will debut in Orbfest 3 phase 2. Will reappear in A Summoner Reborn banner 2.
14) Locke's Valiant Knife, teaches ???, +10 attack. 8 (ranged?) physical single-target attacks, 8 multiplier (up to 14.4 when low on health), non-elemental. Will debut in Orbfest 3 phase 3.
15) Vanille's Medic Staff, teaches ???, +10 mind. All allies heal & restore 1 ability use at random. Will debut in Orbfest 3 phase 4.
16) Hope's Hawkeye, teaches ???, +10 magic. 8 (ranged?) magic single-target attacks, 17.92 multiplier, holy. Will debut in Orbfest 3 phase 4.
17) The Mighty Gilgamesh's ???, teaches ???, +10 defense. 3 (ranged?) physical AoE's, 6 multiplier, non-elemental, all allies heavy Regen. Will debut in Orbfest 3 phase 5.
18) Red XIII's Magic Comb, teaches Stardust Ray, +10 attack. 10 (ranged?) random physical single-target attacks, 7.8 multiplier, non-elemental, Shellga. Will debut in The Lone Wolf's lament banner 1.
19) Tifa's Master Fist, teaches Dolphin Blow, +10 attack. 4 (ranged?) physical single-target attacks, 8 multiplier, self attack + 50%. Will debut in The Lone Wolf's Lament banner 2.
20) Laguna's Machine Gun, teaches Desperado, +10 attack. 6 ranged physical AoE's, 6 multiplier, non-elemental, Slow (100%). Will debut in A Meeting Beyond Time banner 1.
21) Selphie's Crescent Wish, teaches Dreamstage, +10 mind. All allies heal + magic blink. Will debut in A Meeting Beyond Time banner 1.
22) Quistis's Red Scorpion, teaches Mighty Guard, +10 magic. Hastega + Shellga + heavy Regenga (UNNNGHHHHHHAAAA). Will debut in A Meeting Beyond Time banner 2.
23) Zidane's Orichalcum, teaches Shift Break, +10 attack. 4 (ranged?) physical AoE's, 6 multiplier, non-elemental, -50% attack, +50% self attack. Will debut in A Summoner Reborn banner 1.
24) Eiko's Fairy Flute, teaches Flames of Rebirth, +10 mind. All allies, heal + Reraise (40% hp). Will debut in A Summoner Reborn banner 1.
25) Garnet's Wizard Rod, teaches Divine Guardian, +10 magic. Hastega + heavy Regenga + res + 50% (it's like a not as good Mighty Guard). Will debut in A Summoner Reborn banner 2.
26) Firion's Rod of Arms (?), teaches ???, attack + 10. 5 (ranged?) physical single-target attacks, 7.8 multiplier, non-elemental, Blind (100%). Will debut in The Prophet banner 1.
27) Minwu's ???, teaches ???, mind + 10. All allies heal, no cast time (wtf Minwu). Will debut in The Prophet banner 1.
28) Maria's Sander 16 (?), teaches ???, magic +10. 4 magic AoE's, 14.4 multiplier, lightning, all allies magic + 20%. Will debut in The Prophet banner 2. It's a bow, btw.
29) Leon's ???, teaches ???, defense + 10. 3 (ranged?) physical AoE's, 6 multiplier, dark, self-sentinel (whatever that means, maybe Protect + Shell). Will debut in The Prophet banner 2. It's not a bow, damnit, on like the only knight who can use bows.